Prosecution Insights
Last updated: May 29, 2026
Application No. 18/037,592

BIOMARKERS FOR PREDICTING IMMUNOGENICITY AND THERAPEUTIC RESPONSES TO ADALIMUMAB IN RHEUMATOID ARTHRITIS PATIENTS

Non-Final OA §101
Filed
May 18, 2023
Priority
Nov 18, 2020 — SG 10202011473Y +1 more
Examiner
COUNTS, GARY W
Art Unit
1678
Tech Center
1600 — Biotechnology & Organic Chemistry
Assignee
China Medical University Hospital
OA Round
1 (Non-Final)
59%
Grant Probability
Moderate
1-2
OA Rounds
1m
Est. Remaining
88%
With Interview

Examiner Intelligence

Grants 59% of resolved cases
59%
Career Allowance Rate
483 granted / 820 resolved
-1.1% vs TC avg
Strong +29% interview lift
Without
With
+29.3%
Interview Lift
resolved cases with interview
Typical timeline
3y 1m
Avg Prosecution
30 currently pending
Career history
860
Total Applications
across all art units

Statute-Specific Performance

§101
18.8%
-21.2% vs TC avg
§103
49.0%
+9.0% vs TC avg
§102
3.3%
-36.7% vs TC avg
§112
12.0%
-28.0% vs TC avg
Black line = Tech Center average estimate • Based on career data from 820 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 . Election/Restrictions Applicant’s election of Group I, Claims 1-9 and 11-12 in the reply filed on 04/03/26 is acknowledged. Because applicant did not distinctly and specifically point out the supposed errors in the restriction requirement, the election has been treated as an election without traverse (MPEP § 818.01(a)). Currently, claims 1-9, 11-12 and 20-26 are pending. Claims 20-26 are withdrawn as being directed to non-elected inventions. Accordingly, claims 1-9 and 11-12 are under examination. Information Disclosure Statement The listing of references in the specification is not a proper information disclosure statement. 37 CFR 1.98(b) requires a list of all patents, publications, or other information submitted for consideration by the Office, and MPEP § 609.04(a) states, "the list may not be incorporated into the specification but must be submitted in a separate paper." Therefore, unless the references have been cited by the examiner on form PTO-892, they have not been considered. Specification The specification has not been checked to the extent necessary to determine the presence of all possible minor errors. Applicant’s cooperation is requested in correcting any errors of which applicant may become aware in the specification. Claim Objections Claim 1 is objected to because of the following informalities: Claim 1, line 1 the recitation “serum/plasma” should be --serum or plasma--. Claim 1, step (ii) the recitation "characterized in that said" is objected to because the recitation "characterized in that it" is not a commonly recognized transitional phrase used in U.S. practice, it is suggested to change the recitation to --wherein said--. Appropriate correction is required. 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 1-9 and 11-12 are rejected under 35 U.S.C. 101 because the claimed invention is directed to abstract ideas and/or to laws of nature/natural phenomena without significantly more. The U.S. Patent and Trademark Office recently revised the MPEP with regard to § 101 (see the MPEP at 2106). Regarding the MPEP at 2106, in determining what concept the claim is “directed to,” we first look to whether the claim recites: (1) any judicial exceptions, including certain groupings of abstract ideas (i.e., mathematical concepts, certain methods of organizing human activity such as a fundamental economic practice, or mental processes); and (2) additional elements that integrate the judicial exception into a practical application (see MPEP § 2106.05(a)-(c), (e)-(h)). Only if a claim (1) recites a judicial exception and (2) does not integrate that exception into a practical application, do we then look to whether the claim contains an “‘inventive concept’ sufficient to ‘transform’” the claimed judicial exception into a patent-eligible application of the judicial exception. Alice, 573 U.S. at 221 (quoting Mayo, 566 U.S. at 82). In so doing, we thus consider whether the claim: (3) adds a specific limitation beyond the judicial exception that is not “well-understood, routine, conventional” in the field (see MPEP § 2106.05(d)); or (4) simply appends well-understood, routine, conventional activities previously known to the industry, specified at a high level of generality, to the judicial exception. See MPEP 2106. ELIGIBILITY STEP 2A: WHETHER A CLAIM IS DIRECTED TO A JUDICIAL EXCEPTION Step 2A, Prong 1 The claims are directed to a naturally occurring correlation between autoantibodies in a serum/plasma sample of a rheumatoid arthritis patient prior to treatment with adalimumab and the patient having a good response or a poor response. Step 2A, Prong 2 The additional elements of testing the sample for autoantibodies to SSB, TROVE2 and ZHX2 does not apply, rely on, or use the judicial exception in a manner that imposes a meaningful limit on the judicial exception. Also, with respect to the recitation “determining whether the patient will develop a good response or a bad poor response to treatment with adalimumab, based on the detection of said autoantibody biomarkers; characterized in that said autoantibody biomarkers comprise autoantibodies to antigens SSB, TROVE2 and ZHX2, wherein ZHX2 is associated with the good response, and SSB and TROVE2 are associated with the poor response”. The “determining” statement at best articulates the judicial exception, amounting only to a general instruction to apply or use the judicial exception. This could read on mental activity being performed solely in a practitioner’ head, e.g. A mental appreciation of the recited autoantibodies being correlated a good response or a poor response to adalimumab treatment in the subject. No active method steps are invoked or clearly required; the “determining” statement does not include any activity that would constitute a practical application, i.e. steps that apply, rely on or use the natural principle in a manner such that the claims amount to significantly more that the natural principal itself. ELIGIBILITY STEP 2B: WHETHER THE ADDITIONAL ELEMENTS CONTRIBUTE AN "INVENTIVE CONCEPT" Further, the additional elements of the claims are recited with a high level of generality and do not apply, rely on, or use the judicial exception in a manner that imposes a meaningful limit on the judicial exception. (the active method steps/limitations recited in addition to the judicial exceptions themselves) and do not add significantly more to the judicial exception(s). As shown by ImmuneTM (submitted in the IDS filed 08/29/23) it is well known, routine and conventional in the art to test a sample for autoantibodies to SSB, TROVE2 and ZHX2 and also additional autoantibody biomarkers (e.g. pages 1, 42, 46, 48). It does not appear to be the case that the active steps recited, which are performed in order to gather the data or perform the assay, are steps recited or performed in an unconventional or non-routine way, such to provide an inventive concept under step 2B. The claimed limitations as currently presented fail to recite limitations that add a feature that is more than well understood, conventional or routine in the field of diagnostics and biochemical assay methodologies. For all of these reasons, the claims fail to include additional elements that are sufficient to either integrate the judicial exception(s) into practical application(s) thereof, or amount to significantly more than the judicial exception(s). Allowable Subject Matter Claims 1-9 and 11-12 would be allowable if rewritten or amended to overcome the rejection(s) under 35 U.S.C. 101, set forth in this Office action. The prior art of record does not teach nor fairly suggest testing the serum/plasma sample for the presence of autoantibodies to antigens SSB, TROVE2 and ZHX2 and correlating the presence to a good or poor response to adalimumab in the patient as currently recited. Conclusion No claims are allowed. Any inquiry concerning this communication or earlier communications from the examiner should be directed to GARY W COUNTS whose telephone number is (571)272-0817. The examiner can normally be reached M-F 7:00-4:00. 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, Gregory Emch can be reached at 571-272-8149. 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. /GARY COUNTS/ Primary Examiner, Art Unit 1678
Read full office action

Prosecution Timeline

May 18, 2023
Application Filed
Apr 23, 2026
Non-Final Rejection mailed — §101 (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

1-2
Expected OA Rounds
59%
Grant Probability
88%
With Interview (+29.3%)
3y 1m (~1m remaining)
Median Time to Grant
Low
PTA Risk
Based on 820 resolved cases by this examiner. Grant probability derived from career allowance rate.

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