Prosecution Insights
Last updated: April 19, 2026
Application No. 17/769,094

Device and Method for Detecting a Medically Active Implant Within a Person

Non-Final OA §101
Filed
Apr 14, 2022
Examiner
HOUGH, JESSANDRA F
Art Unit
3796
Tech Center
3700 — Mechanical Engineering & Manufacturing
Assignee
Neuroloop GmbH
OA Round
3 (Non-Final)
45%
Grant Probability
Moderate
3-4
OA Rounds
4y 2m
To Grant
82%
With Interview

Examiner Intelligence

Grants 45% of resolved cases
45%
Career Allow Rate
129 granted / 289 resolved
-25.4% vs TC avg
Strong +38% interview lift
Without
With
+37.7%
Interview Lift
resolved cases with interview
Typical timeline
4y 2m
Avg Prosecution
42 currently pending
Career history
331
Total Applications
across all art units

Statute-Specific Performance

§101
8.4%
-31.6% vs TC avg
§103
50.0%
+10.0% vs TC avg
§102
16.9%
-23.1% vs TC avg
§112
19.2%
-20.8% vs TC avg
Black line = Tech Center average estimate • Based on career data from 289 resolved cases

Office Action

§101
DETAILED ACTION Notice of Pre-AIA or AIA Status The present application, filed on or after March 16, 2013, is being examined under the first inventor to file provisions of the AIA . Continued Examination Under 37 CFR 1.114 A request for continued examination under 37 CFR 1.114, including the fee set forth in 37 CFR 1.17(e), was filed in this application after final rejection. Since this application is eligible for continued examination under 37 CFR 1.114, and the fee set forth in 37 CFR 1.17(e) has been timely paid, the finality of the previous Office action has been withdrawn pursuant to 37 CFR 1.114. Applicant's submission filed on January 29, 2026 has been entered. Response to Amendment This office action is responsive to the amendment filed on December 16, 2025. As directed by the amendment: claim(s) 18, and 29-34 have been amended, claim(s) 1-17 have been cancelled, and no claim(s) have been added. Thus, claims 18-34 are currently pending in the application. Response to Arguments Applicant's arguments filed January 29, 2026 have been fully considered but they are not persuasive. The applicant principally argues that the newly amended claim limitations to claim 18 is “an improvement to the medical field, is not abstract and is limited to a real world application which passes the 2B Test of the PTO for determining statutory subject matter.” The examiner respectfully disagrees. The newly added limitation does not overcome the 35 U.S.C. 101 rejection of the claims, as it only further details a functionality of “displaying” from the signal unit which was already detailed as an additional element in the previous rejection that was a generically recite computer element. It is directly stated in MPEP 2106.04(a)(2)(III) “Examples of claims that recite mental processes include: a claim to "collecting information, analyzing it, and displaying certain results of the collection and analysis," where the data analysis steps are recited at a high level of generality such that they could practically be performed in the human mind, Electric Power Group v. Alstom, S.A., 830 F.3d 1350, 1353-54, 119 USPQ2d 1739, 1741-42 (Fed. Cir. 2016).” The claims as written simplified are merely using electrodes to collect information for determining power spectral density, analyze the data for determining extrema and comparison data and displaying the result of the data to the patient or the person, emergency personnel or medical personnel. This is a classic fit to the mental process as outlined by the MPEP. The newly added claimed limitations are merely additional elements which are generically recited computer elements which do not improve the functioning of a computer, or any other technology or technical field according to MPEP 2106.04(d)(1) and 2106.05(a). Nor do these above-identified additional elements serve to apply the above-identified abstract idea with, or by use of, a particular machine according to MPEP 2106.05(b), effect a transformation according to MPEP 2106.05(c), provide a particular treatment or prophylaxis according to MPEP 2106.04(d)(2) or apply or use the above-identified abstract idea in some other meaningful way beyond generally linking the use thereof to a particular technological environment, such that the claim as a whole is more than a drafting effort designed to monopolize the exception according to MPEP 2106.04(d)(2) and 2106.05(e). Per the instant specification on pg. 10 it details preferably the signal unit is a display where possible clinical indications can be shown in the form of alphanumerical characters which is generic and well known and does not appear to be specialized equipment. Lastly, the applicant argues that claim 18 is an improvement to the medical field without setting forth the actual improvement provided by the claims. In the case that the applicant believes the implementation of this method via computer elements is the technological improvement, the examiner would like to note that per the MPEP that is not sufficient. “To show that the involvement of a computer assists in improving the technology, the claims must recite the details regarding how a computer aids the method, the extent to which the computer aids the method, or the significance of a computer to the performance of the method. Merely adding generic computer components to perform the method is not sufficient. Thus, the claim must include more than mere instructions to perform the method on a generic component or machinery to qualify as an improvement to an existing technology.” Please refer to MPEP 2106.05(a). Therefore, the examiner is not convinced and the 35 U.S.C. 101 rejection is maintained with the newly added limitations addressed below. Claim Objections Claims 29-34 objected to because of the following informalities: Claims 29-34 were withdrawn in the election of Inventive Group 1 (claims 18-28) in the Response received on 4/3/2025 and the status of the claims being withdrawn must be indicated in the claims. Per the MPEP 714, 37 C.F.R. 1.121 “In the claim listing, the status of every claim must be indicated after its claim number by using one of the following identifiers in a parenthetical expression: (Original), (Currently amended), (Canceled), (Withdrawn), (Previously presented), (New), and (Not entered).” Appropriate correction is required. Claim Interpretation The following is a quotation of 35 U.S.C. 112(f): (f) Element in Claim for a Combination. – An element in a claim for a combination may be expressed as a means or step for performing a specified function without the recital of structure, material, or acts in support thereof, and such claim shall be construed to cover the corresponding structure, material, or acts described in the specification and equivalents thereof. The following is a quotation of pre-AIA 35 U.S.C. 112, sixth paragraph: An element in a claim for a combination may be expressed as a means or step for performing a specified function without the recital of structure, material, or acts in support thereof, and such claim shall be construed to cover the corresponding structure, material, or acts described in the specification and equivalents thereof. This application includes one or more claim limitations that do not use the word “means,” but are nonetheless being interpreted under 35 U.S.C. 112(f) or pre-AIA 35 U.S.C. 112, sixth paragraph, because the claim limitation(s) uses a generic placeholder that is coupled with functional language without reciting sufficient structure to perform the recited function and the generic placeholder is not preceded by a structural modifier. Such claim limitation(s) is/are: electrical voltage measuring unit, evaluation unit, a unit for determining power spectral density, a unit for determining local maxima, a unit for determining a lowest common denominator in claim 18. Because this/these claim limitation(s) is/are being interpreted under 35 U.S.C. 112(f) or pre-AIA 35 U.S.C. 112, sixth paragraph, it/they is/are being interpreted to cover the corresponding structure described in the specification as performing the claimed function, and equivalents thereof. If applicant does not intend to have this/these limitation(s) interpreted under 35 U.S.C. 112(f) or pre-AIA 35 U.S.C. 112, sixth paragraph, applicant may: (1) amend the claim limitation(s) to avoid it/them being interpreted under 35 U.S.C. 112(f) or pre-AIA 35 U.S.C. 112, sixth paragraph (e.g., by reciting sufficient structure to perform the claimed function); or (2) present a sufficient showing that the claim limitation(s) recite(s) sufficient structure to perform the claimed function so as to avoid it/them being interpreted under 35 U.S.C. 112(f) or pre-AIA 35 U.S.C. 112, sixth paragraph. Claim Rejections - 35 USC § 101 35 U.S.C. 101 reads as follows: Whoever invents or discovers any new and useful process, machine, manufacture, or composition of matter, or any new and useful improvement thereof, may obtain a patent therefor, subject to the conditions and requirements of this title. Claims 18-28 rejected under 35 U.S.C. 101 because the claimed invention is a system (Step 1) directed to a judicial exception (i.e. a law of nature, a natural phenomenon, or an abstract idea) without significantly more. In accordance with MPEP 2106.04, each of Claims 18-28 has been analyzed to determine whether it is directed to any judicial exceptions. Step 2A, Prong 1 per MPEP 2106.04(a) Each of claims 18-28 recites at least one step or instruction for , which is grouped as a mental process in MPEP 2106.04(a)(2)(III) or a mathematical concept in MPEP 2106.04(a)(2)(I). Accordingly, each of claims 18-28 recites an abstract idea. Specifically, Claim 18 recites A device for detecting and displaying if a patient or person is implanted with a medically active implant which is configured to provide electrical stimulation to the person, comprising: at least two electrodes that are configured to or can be brought into contact with the person; (additional element) an electrical voltage measuring unit (additional element) electrically connected to the at least two electrodes which is configured to generate electrical voltage timing signals; (a judgement or evaluation, which is grouped as a mental process in MPEP 2106.04(a)(2)(III)) and an evaluation unit (additional element) connected to the electrical voltage measuring unit including a unit for determining power spectral density (additional element) based on the electrical voltage timing signals measured between the at least two electrodes(a judgement or evaluation, which is grouped as a mental process in MPEP 2106.04(a)(2)(III))); a unit for determining local maxima(additional element) within the determined power spectral density and their respective peak frequency of each timing signal; (mathematical relationships, mathematical formulas or equations, mathematical calculations (see MPEP 2106.04(a)(2)(I))) and/or a judgement or evaluation, which is grouped as a mental process in MPEP 2106.04(a)(2)(III)) a unit for determining a lowest common denominator(additional element) of at least some of the determined peak frequencies; (mathematical relationships, mathematical formulas or equations, mathematical calculations (see MPEP 2106.04(a)(2)(I))) and/or a judgement or evaluation, which is grouped as a mental process in MPEP 2106.04(a)(2)(III)) a comparator(additional element) which performs a data comparison, based on the determined lowest common denominator corresponding to a stimulation frequency of the medically active implant and information stored in a reference data base, which generates a comparison outcome; (mathematical relationships, mathematical formulas or equations, mathematical calculations (see MPEP 2106.04(a)(2)(I))) and/or a judgement or evaluation, which is grouped as a mental process in MPEP 2106.04(a)(2)(III)) and a signal unit (additional element) coupled to the comparator which generates a signal as a function of the data comparison and indicates, whether the implant in the patient or person is active and a nature or type of the implant (mathematical relationships, mathematical formulas or equations, mathematical calculations (see MPEP 2106.04(a)(2)(I))) and/or a judgement or evaluation, which is grouped as a mental process in MPEP 2106.04(a)(2)(III)); and wherein the signal unit displays to at least one of the patient or the person, emergency personnel or medical personnel whether the implant is active and a nature or type of the implant. (additional element) Further, dependent claims 19-28 merely include limitations that either further define the abstract idea (and thus don’t make the abstract idea any less abstract) or amount to no more than generally linking the use of the abstract idea to a particular technological environment or field of use because they’re merely incidental or token additions to the claims that do not alter or affect how the claimed functions/steps are performed. Accordingly, as indicated above, each of the above-identified claims recites an abstract idea as in MPEP 2106.04(a). Step 2A, Prong 2 per MPEP 2106.04(d) The above-identified abstract idea in each of independent Claims 18 (and their respective dependent Claims 19-28) is not integrated into a practical application under MPEP 2106.04(d) because the additional elements (identified above in independent Claim 18), either alone or in combination, generally link the use of the above-identified abstract idea to a particular technological environment or field of use according to MPEP 2106.05(h) or represent insignificant extra-solution activity according to MPEP 2106.05(g). More specifically, the additional elements of: electrodes, evaluation unit, a unit for determining power spectral density, a unit for determining local maxima, a unit for determining a lowest common denominator, a comparator, a signal unit are generically recited computer elements in independent Claims 18 (and their respective dependent claims) which do not improve the functioning of a computer, or any other technology or technical field according to MPEP 2106.04(d)(1) and 2106.05(a). Nor do these above-identified additional elements serve to apply the above-identified abstract idea with, or by use of, a particular machine according to MPEP 2106.05(b), effect a transformation according to MPEP 2106.05(c), provide a particular treatment or prophylaxis according to MPEP 2106.04(d)(2) or apply or use the above-identified abstract idea in some other meaningful way beyond generally linking the use thereof to a particular technological environment, such that the claim as a whole is more than a drafting effort designed to monopolize the exception according to MPEP 2106.04(d)(2) and 2106.05(e). Furthermore, the above-identified additional elements do not add a meaningful limitation to the abstract idea because they amount to simply implementing the abstract idea on a computer in accordance with MPEP 2106.05(f). For at least these reasons, the abstract idea identified above in independent Claim 18 (and their respective dependent claims) is not integrated into a practical application in accordance with MPEP 2106.04(d). Moreover, the above-identified abstract idea is not integrated into a practical application in accordance with MPEP 2106.04(d) because the claimed method and system merely implements the above-identified abstract idea (e.g., mental process and certain method of organizing human activity) using rules (e.g., computer instructions) executed by a computer (e.g., processor as claimed). In other words, these claims are merely directed to an abstract idea with additional generic computer elements which do not add a meaningful limitation to the abstract idea because they amount to simply implementing the abstract idea on a computer according to MPEP 2106.05(f). Additionally, Applicant’s specification does not include any discussion of how the claimed invention provides a technical improvement realized by these claims over the prior art or any explanation of a technical problem having an unconventional technical solution that is expressed in these claims according to MPEP 2106.05(a). That is, like Affinity Labs of Tex. v. DirecTV, LLC, the specification fails to provide sufficient details regarding the manner in which the claimed invention accomplishes any technical improvement or solution. Thus, for these additional reasons, the abstract idea identified above in independent Claims 18 (and their respective dependent claims) is not integrated into a practical application under MPEP 2106.04(d)(I). Accordingly, independent Claims 18 (and their respective dependent claims) are each directed to an abstract idea according to MPEP 2106.04(d). Step 2B per MPEP 2106.05 None of Claims 18-28 include additional elements that are sufficient to amount to significantly more than the abstract idea in accordance with MPEP 2106.05 for at least the following reasons. These claims require the additional elements of: electrodes, evaluation unit, a unit for determining power spectral density, a unit for determining local maxima, a unit for determining a lowest common denominator, a comparator, a signal unit The above-identified additional elements are generically claimed computer components which enable the above-identified abstract idea(s) to be conducted by performing the basic functions of automating mental tasks. The courts have recognized such computer functions as well understood, routine, and conventional functions when claimed in a merely generic manner (e.g., at a high level of generality) or as insignificant extra-solution activity. See, MPEP 2106.05(d)(II) along with Versata Dev. Group, Inc. v. SAP Am., Inc., 793 F.3d 1306, 1334, 115 USPQ2d 1681, 1701 (Fed. Cir. 2015); and OIP Techs., 788 F.3d at 1363, 115 USPQ2d at 1092-93. Per Applicant’s specification, pg. 7 last paragraph and pg. 8 first paragraph describes all the components of the evaluation unit, a unit for determining power spectral density, a unit for determining local maxima, a unit for determining a lowest common denominator, a comparator are in the form of digital processors or microcontrollers. Additionally, per applicant’s specification pg. 5 last two lines and pg. 6 first two lines a signal unit is a display. Accordingly, in light of Applicant’s specification, the claimed terms digital processor or microcontrollers is reasonably construed as a generic computing device. Like SAP America vs Investpic, LLC (Federal Circuit 2018), it is clear, from the claims themselves and the specification, that these limitations require no improved computer resources, just already available technology, with their already available basic functions, to use as tools in executing the claimed process. See MPEP 2106.05(f). Furthermore, Applicant’s specification does not describe any special programming or algorithms required for the digital processors or microcontrollers. This lack of disclosure is acceptable under 35 U.S.C. §112(a) since this hardware performs non-specialized functions known by those of ordinary skill in the computer arts. By omitting any specialized programming or algorithms, Applicant's specification essentially admits that this hardware is conventional and performs well understood, routine and conventional activities in the computer industry or arts. In other words, Applicant’s specification demonstrates the well-understood, routine, conventional nature of the above-identified additional elements because it describes these additional elements in a manner that indicates that the additional elements are sufficiently well-known that the specification does not need to describe the particulars of such additional elements to satisfy 35 U.S.C. § 112(a) (see MPEP 2106.05(d)(I)(2) and 2106.07(a)(III)). Adding hardware that performs “‘well understood, routine, conventional activit[ies]’ previously known to the industry” will not make claims patent-eligible (TLI Communications along with MPEP 2106.05(d)(I)). The recitation of the above-identified additional limitations in Claims 18-28 amounts to mere instructions to implement the abstract idea on a computer. Simply using a computer or other machinery in its ordinary capacity for economic or other tasks (e.g., to receive, store, or transmit data) or simply adding a general-purpose computer or computer components after the fact to an abstract idea (e.g., a fundamental economic practice or mathematical equation) does not provide significantly more. See MPEP 2106.05(f) along with Affinity Labs v. DirecTV, 838 F.3d 1253, 1262, 120 USPQ2d 1201, 1207 (Fed. Cir. 2016) (cellular telephone); and TLI Communications LLC v. AV Auto, LLC, 823 F.3d 607, 613, 118 USPQ2d 1744, 1748 (Fed. Cir. 2016) (computer server and telephone unit). Moreover, implementing an abstract idea on a generic computer, does not add significantly more, similar to how the recitation of the computer in the claim in Alice amounted to mere instructions to apply the abstract idea of intermediated settlement on a generic computer. A claim that purports to improve computer capabilities or to improve an existing technology may provide significantly more. See MPEP 2106.05(a) along with McRO, Inc. v. Bandai Namco Games Am. Inc., 837 F.3d 1299, 1314-15, 120 USPQ2d 1091, 1101-02 (Fed. Cir. 2016); and Enfish, LLC v. Microsoft Corp., 822 F.3d 1327, 1335-36, 118 USPQ2d 1684, 1688-89 (Fed. Cir. 2016). However, a technical explanation as to how to implement the invention should be present in the specification for any assertion that the invention improves upon conventional functioning of a computer, or upon conventional technology or technological processes. That is, per MPEP 2106.05(a), the disclosure must provide sufficient details such that one of ordinary skill in the art would recognize the claimed invention as providing an improvement. Here, Applicant’s specification does not include any discussion of how the claimed invention provides a technical improvement realized by these claims over the prior art or any explanation of a technical problem having an unconventional technical solution that is expressed in these claims. Instead, as in Affinity Labs of Tex. v. DirecTV, LLC 838 F.3d 1253, 1263-64, 120 USPQ2d 1201, 1207-08 (Fed. Cir. 2016), the specification fails to provide sufficient details regarding the manner in which the claimed invention accomplishes any technical improvement or solution. For at least the above reasons, the system of Claims 18-28 are directed to applying an abstract idea as identified above on a general purpose computer without (i) improving the performance of the computer itself or providing a technical solution to a problem in a technical field according to MPEP 2106.05(a), or (ii) providing meaningful limitations to transform the abstract idea into a patent eligible application of the abstract idea such that these claims amount to significantly more than the abstract idea itself according to MPEP 2106.04(d)(2) and 2106.05(e). Taking the additional elements individually and in combination, the additional elements do not provide significantly more. Specifically, when viewed individually, the above-identified additional elements in independent Claims 18 (and their dependent claims) do not add significantly more because they are simply an attempt to limit the abstract idea to a particular technological environment according to MPEP 2106.05(h). When viewed as a combination, these above-identified additional elements simply instruct the practitioner to implement the claimed functions with well-understood, routine and conventional activity specified at a high level of generality in a particular technological environment according to MPEP 2106.05(h). When viewed as whole, the above-identified additional elements do not provide meaningful limitations to transform the abstract idea into a patent eligible application of the abstract idea such that the claims amount to significantly more than the abstract idea itself according to MPEP 2106.04(d)(2) and 2106.05(e). Moreover, neither the general computer elements nor any other additional element adds meaningful limitations to the abstract idea because these additional elements represent insignificant extra-solution activity according to MPEP 2106.05(g). As such, there is no inventive concept sufficient to transform the claimed subject matter into a patent-eligible application as required by MPEP 2106.05. Therefore, for at least the above reasons, none of the Claims 18-28 amounts to significantly more than the abstract idea itself. Accordingly, Claims 18-28 are not patent eligible and rejected under 35 U.S.C. 101. Conclusion Any inquiry concerning this communication or earlier communications from the examiner should be directed to JESSANDRA F HOUGH whose telephone number is (571)270-7902. The examiner can normally be reached Monday-Thursday 7 am - 4 pm. Examiner interviews are available via telephone, in-person, and video conferencing using a USPTO supplied web-based collaboration tool. To schedule an interview, applicant is encouraged to use the USPTO Automated Interview Request (AIR) at http://www.uspto.gov/interviewpractice. If attempts to reach the examiner by telephone are unsuccessful, the examiner’s supervisor, David Hamaoui can be reached at (571)270-5625. The fax phone number for the organization where this application or proceeding is assigned is 571-273-8300. Information regarding the status of published or unpublished applications may be obtained from Patent Center. Unpublished application information in Patent Center is available to registered users. To file and manage patent submissions in Patent Center, visit: https://patentcenter.uspto.gov. Visit https://www.uspto.gov/patents/apply/patent-center for more information about Patent Center and https://www.uspto.gov/patents/docx for information about filing in DOCX format. For additional questions, contact the Electronic Business Center (EBC) at 866-217-9197 (toll-free). If you would like assistance from a USPTO Customer Service Representative, call 800-786-9199 (IN USA OR CANADA) or 571-272-1000. Jessandra Hough March 5, 2026 /J.F.H./Examiner, Art Unit 3796 /William J Levicky/Primary Examiner, Art Unit 3796
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Prosecution Timeline

Apr 14, 2022
Application Filed
Jun 28, 2025
Non-Final Rejection — §101
Sep 09, 2025
Response Filed
Sep 22, 2025
Final Rejection — §101
Dec 16, 2025
Response after Non-Final Action
Jan 29, 2026
Request for Continued Examination
Feb 20, 2026
Response after Non-Final Action
Mar 07, 2026
Non-Final Rejection — §101
Mar 20, 2026
Examiner Interview Summary
Mar 20, 2026
Applicant Interview (Telephonic)

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Study what changed to get past this examiner. Based on 5 most recent grants.

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Prosecution Projections

3-4
Expected OA Rounds
45%
Grant Probability
82%
With Interview (+37.7%)
4y 2m
Median Time to Grant
High
PTA Risk
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