Prosecution Insights
Last updated: July 17, 2026
Application No. 18/199,253

MEASURING CELL FOR THE EXAMINATION OF SAMPLES BY MEANS OF ELECTROMAGNETIC RADIATION

Final Rejection §101§102§112
Filed
May 18, 2023
Priority
May 20, 2022 — EU 22174700.9
Examiner
HANDY, DWAYNE K
Art Unit
1798
Tech Center
1700 — Chemical & Materials Engineering
Assignee
Reacnostics GmbH
OA Round
2 (Final)
63%
Grant Probability
Moderate
3-4
OA Rounds
5m
Est. Remaining
88%
With Interview

Examiner Intelligence

Grants 63% of resolved cases
63%
Career Allowance Rate
470 granted / 751 resolved
-2.4% vs TC avg
Strong +25% interview lift
Without
With
+25.3%
Interview Lift
resolved cases with interview
Typical timeline
3y 7m
Avg Prosecution
22 currently pending
Career history
783
Total Applications
across all art units

Statute-Specific Performance

§101
0.4%
-39.6% vs TC avg
§103
66.3%
+26.3% vs TC avg
§102
19.1%
-20.9% vs TC avg
§112
9.6%
-30.4% vs TC avg
Black line = Tech Center average estimate • Based on career data from 751 resolved cases

Office Action

§101 §102 §112
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 . 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 8-12 are rejected under 35 U.S.C. 101 because the claimed invention lacks patentable utility. Claims 8-12 recite the use of a device without setting forth or positively reciting any method steps. Therefore, the method lacks utility under 35 U.S.C. 101. Claim Rejections - 35 USC § 112 The following is a quotation of 35 U.S.C. 112(b): (b) CONCLUSION.—The specification shall conclude with one or more claims particularly pointing out and distinctly claiming the subject matter which the inventor or a joint inventor regards as the invention. The following is a quotation of 35 U.S.C. 112 (pre-AIA ), second paragraph: The specification shall conclude with one or more claims particularly pointing out and distinctly claiming the subject matter which the applicant regards as his invention. Claims 1-12 rejected under 35 U.S.C. 112(b) or 35 U.S.C. 112 (pre-AIA ), second paragraph, as being indefinite for failing to particularly point out and distinctly claim the subject matter which the inventor or a joint inventor (or for applications subject to pre-AIA 35 U.S.C. 112, the applicant), regards as the invention. Regarding claim 1 – Claim 1 recites the limitation “wherein each of the chambers” in line 9. There is insufficient antecedent basis for the limitation “the chambers” in the claim. Claim 1 recites “these three components” in line 10. There is insufficient antecedent basis for this limitation in the claim. Claim 1 recites “wherein these 3 components are connected to one another gas tight and are closed off in relation to the surroundings by means” in lines 10-11. There is insufficient antecedent basis for the limitation “the surroundings” in the claim. Also, the term “means” is unclear. It is unclear what structural features are required to meet the term “means” as recited in claim 1. What are the structural features that close the components? Claim 1 recites “these windows” in line 17. The Examiner submits this is unclear as claim 1 recites “entry and exit windows” in lines 2-3; and “two cones in which windows transmissive to electromagnetic radiation are inserted and are arranged” in lines 14-16. Therefore it is unclear as to the windows being referred to by “these windows” in line 17 . Regarding claim 3 – Claim 3 recites the limitation "the inflow point" in line 2. There is insufficient antecedent basis for this limitation in the claim. Claim 3 recites the limitation "the spectroscopy chamber" in line 3. There is insufficient antecedent basis for this limitation in the claim. The Examiner also notes claim 1 recites “at least 3 spectroscopy chambers”, so it is unclear which of the “at least three” chambers of claim 1 is being referred to in claim 3. Claim 3 recites the limitation "the measuring windows" in line 4. There is insufficient antecedent basis for this limitation in the claim. Regarding claim 4 – Claim 4 recites the limitation "the cover of the chambers" in line 2. There is insufficient antecedent basis for this limitation in the claim. In addition, the Examiner also notes that claim 1 recites “at least 3 spectroscopy chambers”, so it is unclear which of the “at least three” chambers of claim 1 is being referred to in claim 4. Claim 4 recites the limitation "the windows" in line 3. There is insufficient antecedent basis for this limitation in the claim. In addition, the Examiner also notes claim 1 recites “entry and exit windows” in lines 2-3; “two cones in which windows transmissive to electromagnetic radiation are inserted and are arranged” in lines 14-16; and “these windows” in line 17. The Examiner submits it is unclear as to the specific windows in claim 1 that is being referred to by “the windows “ in claim 4. Regarding claim 5 – Claim 5 recites the limitation "the sample fill” in line 2. There is insufficient antecedent basis for this limitation in the claim. Regarding claim 6 – Claim 6 recites the limitation "the thermocouple” in line 2. There is insufficient antecedent basis for this limitation in the claim. Claim 6 recites the limitation "the substructure of the chamber” in line 3. There is insufficient antecedent basis for this limitation in the claim. The Examiner also notes claim 1 recites “at least 3 spectroscopy chambers”, so it is unclear which of the “at least three” chambers of claim 1 is being referred to in claim 6. Regarding claim 7 – Claim 7 recites the limitation "the substructure of the spectroscopy chamber” in lines 2-3 2. There is insufficient antecedent basis for this limitation in the claim. The Examiner also notes claim 1 recites “at least 3 spectroscopy chambers”, so it is unclear which of the “at least three” chambers of claim 1 is being referred to in claim 7. Regarding claims 8-12 – Claims 8-10 recite use claims that do not set forth any positive steps with respect to reciting a method. Claims 11 and 12 recite a method for studying reaction by means of DRIFT spectroscopy, but does not set forth any positive steps for the method in the body of the claims. Claim Rejections - 35 USC § 102 In the event the determination of the status of the application as subject to AIA 35 U.S.C. 102 and 103 (or as subject to pre-AIA 35 U.S.C. 102 and 103) is incorrect, any correction of the statutory basis (i.e., changing from AIA to pre-AIA ) for the rejection will not be considered a new ground of rejection if the prior art relied upon, and the rationale supporting the rejection, would be the same under either status. The following is a quotation of the appropriate paragraphs of 35 U.S.C. 102 that form the basis for the rejections under this section made in this Office action: A person shall be entitled to a patent unless – (a)(1) the claimed invention was patented, described in a printed publication, or in public use, on sale, or otherwise available to the public before the effective filing date of the claimed invention. Claims 8-10 are rejected under 35 U.S.C. 102(a)(1) as being anticipated by Roman et al. (US 2020/0354291). Regarding claims 8, 9 and 10 – Roman teaches a method for performing DRIFT spectroscopy by using a measuring cell connected to an external reactor in Paragraphs 0081-0084. Allowable Subject Matter Claims 1-7 would be allowable if rewritten or amended to overcome the rejection(s) under 35 U.S.C. 112(b) or 35 U.S.C. 112 (pre-AIA ), 2nd paragraph, set forth in this Office action. The Examiner submits the combination of features recited in claim 1 are not taught or suggested by the cited prior art. The Examiner considers Fehlings et al. (DE 19910291) to be the closest prior art. Conclusion The prior art made of record and not relied upon is considered pertinent to applicant's disclosure. Fehlings et al. (DE 19910291) and Thomson (US 2009/0310124) teach measuring cells. Any inquiry concerning this communication or earlier communications from the examiner should be directed to DWAYNE K HANDY whose telephone number is (571)272-1259. The examiner can normally be reached M-F 10AM-7PM. 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, Jill Warden can be reached at 571-272-1267. 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. /DWAYNE K HANDY/Examiner, Art Unit 1798 December 20, 2025 /JILL A WARDEN/Supervisory Patent Examiner, Art Unit 1798
Read full office action

Prosecution Timeline

May 18, 2023
Application Filed
Dec 29, 2025
Non-Final Rejection mailed — §101, §102, §112
Mar 27, 2026
Response Filed
Jul 15, 2026
Final Rejection mailed — §101, §102, §112 (current)

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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
63%
Grant Probability
88%
With Interview (+25.3%)
3y 7m (~5m remaining)
Median Time to Grant
Moderate
PTA Risk
Based on 751 resolved cases by this examiner. Grant probability derived from career allowance rate.

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