Prosecution Insights
Last updated: October 25, 2026
Application No. 18/750,983

METHOD, APPARATUS AND SYSTEM FOR COMPENSATING BASELINE DRIFT IN GAS SENSOR

Non-Final OA §101
Filed
Jun 21, 2024
Priority
May 31, 2019 — CN 201910469085.0 +1 more
Examiner
LE, AUSTIN Q
Art Unit
1796
Tech Center
1700 — Chemical & Materials Engineering
Assignee
Honeywell International Inc.
OA Round
1 (Non-Final)
50%
Grant Probability
Moderate
1-2
OA Rounds
1y 4m
Est. Remaining
80%
With Interview

Examiner Intelligence

Grants 50% of resolved cases
50%
Career Allowance Rate
86 granted / 172 resolved
-15.0% vs TC avg
Strong +30% interview lift
Without
With
+30.3%
Interview Lift
resolved cases with interview
Typical timeline
3y 8m
Avg Prosecution
39 currently pending
Career history
225
Total Applications
across all art units

Statute-Specific Performance

§101
0.3%
-39.7% vs TC avg
§103
50.6%
+10.6% vs TC avg
§102
20.4%
-19.6% vs TC avg
§112
26.5%
-13.5% vs TC avg
Black line = Tech Center average estimate • Based on career data from 172 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 . Information Disclosure Statement The information disclosure statement (IDS) submitted on 8/21/2024, 10/28/2024, and 4/2/2025 are in compliance with the provisions of 37 CFR 1.97. Accordingly, the information disclosure statement is being considered by the examiner. Claim Status Claims 1-13 are pending and being examined. 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. Claim 1 is rejected under 35 U.S.C. 101 because the claimed invention is directed to an abstract idea without significantly more. The claim(s) recite(s) “determine a first output of the sensing circuitry, wherein the first output corresponds to a first voltage difference between the first circuit branch and the second circuit branch in response to the working voltage…”, “determine a second output of the sensing circuitry, wherein the second output corresponds to a second voltage difference between the first circuit branch and the second circuit branch in response to the stimulate voltage…”, and “calculate the compensated reading of the system based at least in part on the first output and the second output…”. The limitations of “determin[ing] a first output of the sensing circuitry, wherein the first output corresponds to a first voltage difference between the first circuit branch and the second circuit branch in response to the working voltage”, “determin[ing] a second output of the sensing circuitry, wherein the second output corresponds to a second voltage difference between the first circuit branch and the second circuit branch in response to the stimulate voltage”, and “calculate[ing] the compensated reading of the system based at least in part on the first output and the second output” are processes that, under its broadest reasonable interpretation, cover mathematical concepts such as mathematical relationships and mathematical calculations. If a claim limitation, under its broadest reasonable interpretation, covers mathematical calculations, then it falls within the “Mathematical Concepts” grouping of abstract ideas. Therefore, the claim recites an abstract idea. See MPEP § 2106.04(a)(2). This judicial exception is not integrated into a practical application. The claim recites additional elements of “a second supply of a stimulate voltage to the sensing circuitry, wherein the stimulate voltage is lower than the working voltage…”; “a detector element and a compensator element coupled to the first branch, wherein the working voltage causes the gaseous substance to react on the detector and the stimulate voltage causes the gaseous substance to remain inert on the detector element” and “wherein the compensated reading corresponds to a concentration level of a gaseous substance in contact with the sensing circuitry”. The claim(s) does/do not include additional elements that are sufficient to amount to significantly more than the judicial exception. The additional elements amount to no more than a high-level of generality such that they amount to no more than mere data gathering steps linked to the judicial exception. Accordingly, these additional elements do not integrate the abstract ideas into a practical application because they do not impose any meaningful limits on practicing the abstract ideas as they are insignificant extra-solution activity. MPEP § 2106.05(g). The claims do not invoke any of the considerations that courts have identified as provided significantly more than an exception. Even when viewed as a combination, the additional elements fail to transform the exception into a patent-eligible application of that exception. Thus, claim 1 as a whole does not amount to significantly more than the exception itself. The claims are not patent eligible. Claims 2-13 are rejected under 35 U.S.C. 101 as dependent thereon and also do not include additional elements that are sufficient to amount to significantly more or integrate the exception into a practical application. Appropriate correction is requested. If Applicant believes that the instant invention pertains to an improvement in technology, then Examiner suggests pointing out exactly which elements lead to the technological improvement and ensuring that the claim recites those elements that lead to the technological improvement. When relying upon an improvement in technology as integrating the abstract idea into a particular practical application, the claim must be evaluated to ensure that the claim reflects the improvement in technology. Intellectual Ventures I LLC v. Symantec Corp., 838 F.3d 1307, 1316, 120 USPQ2d 1353, 1359 (Fed. Cir. 2016). The claim must include the components or steps of the invention that provide the improvement described in the specification. See also MPEP 2106.05(a) and MPEP 2106.04(d)(1). Conclusion Any inquiry concerning this communication or earlier communications from the examiner should be directed to Austin Q Le whose telephone number is (571)272-7556. The examiner can normally be reached Monday - Friday 9am - 5pm. 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, Curtis Mayes can be reached at (571) 272-1234. 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. /A.Q.L./Examiner, Art Unit 1796 /MATTHEW D KRCHA/Primary Examiner, Art Unit 1796
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Prosecution Timeline

Jun 21, 2024
Application Filed
Oct 01, 2026
Non-Final Rejection mailed — §101 (current)

Precedent Cases

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

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Prosecution Projections

1-2
Expected OA Rounds
50%
Grant Probability
80%
With Interview (+30.3%)
3y 8m (~1y 4m remaining)
Median Time to Grant
Low
PTA Risk
Based on 172 resolved cases by this examiner. Grant probability derived from career allowance rate.

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