Prosecution Insights
Last updated: October 04, 2026
Application No. 18/761,103

AMPLIFICATION REPORTER WITH BASE-PAIRING OLIGOMERS

Non-Final OA §112
Filed
Jul 01, 2024
Priority
Aug 12, 2013 — provisional 61/864,788 +4 more
Examiner
PRIEST, AARON A
Art Unit
Tech Center
Assignee
Bio-Rad Laboratories Inc.
OA Round
1 (Non-Final)
61%
Grant Probability
Moderate
1-2
OA Rounds
11m
Est. Remaining
87%
With Interview

Examiner Intelligence

Grants 61% of resolved cases
61%
Career Allowance Rate
495 granted / 808 resolved
+1.3% vs TC avg
Strong +26% interview lift
Without
With
+25.7%
Interview Lift
resolved cases with interview
Typical timeline
3y 2m
Avg Prosecution
45 currently pending
Career history
840
Total Applications
across all art units

Statute-Specific Performance

§101
7.8%
-32.2% vs TC avg
§103
33.0%
-7.0% vs TC avg
§102
22.1%
-17.9% vs TC avg
§112
23.3%
-16.7% vs TC avg
Black line = Tech Center average estimate • Based on career data from 808 resolved cases

Office Action

§112
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 . DETAILED ACTION Status of Claims Claims 1-12 are pending and the subject of this NON-FINAL Office Action. This is the first office action on the merits. Claim Rejections - 35 USC § 112- Indefiniteness 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. Claim 1-12 are 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 pre-AIA the applicant regards as the invention. The claims are confusing at the point of novelty. Specifically, claim 1 requires the same oligomer, defined in two different ways. First, claim 1 states “wherein each of the first and second reporters includes an oligomer having a quencher, and wherein the oligomer is configured to base-pair with the primer of the first primer pair to quench the first photoluminophore and to base-pair with the primer of the second primer pair to quench the second photoluminophore.” In the specification, this is called a “sink” (e.g. paras. 0009-10, 0014, 0017-25, 0030-31, 0034-37, 0044). Yet, claim 1 also includes “a sink to bind with the primer of the first primer pair and the primer of the second primer pair to reduce an ability of the photoluminophore to emit light.” The “sink . . . to reduce an ability of the photoluminophore to emit light” is broader than the “oligomer having a quencher.” For example, reducing ability of the photoluminophore to emit light could be the mere location of a guanine relative to a photoluminophore, location of an intercalator, or other methods. As explained in the parent United States applications, this “oligomer having a quencher” (AKA “sink”), combined with photoluminophore primer, yield ability to detect photoluminophore at a temperature below the melting temperature of the oligomer-primer duplex. This inclusion of two different oligos at this point of potential novelty and nonobvious renders the claims too confusing to apply prior art (as best the Examiner can determine, the prior art cited in the parent United States applications remains applicable, especially since the claims here do not require the melting temperature and detection configuration found in the allowed parent applications). Thus, claim 1 is confusing. Claim Rejection - 35 USC § 112 – Written Description The following is a quotation of 35 U.S.C. 112(a): (a) IN GENERAL.—The specification shall contain a written description of the invention, and of the manner and process of making and using it, in such full, clear, concise, and exact terms as to enable any person skilled in the art to which it pertains, or with which it is most nearly connected, to make and use the same, and shall set forth the best mode contemplated by the inventor or joint inventor of carrying out the invention. Claims 1-12 are rejected under 35 U.S.C. 112(a) as failing to comply with the written description requirement. The claims contain subject matter which was not described in the specification in such a way as to reasonably convey to one skilled in the relevant art that the inventor or a joint inventor, at the time the application was filed, had possession of the full scope of the claimed invention. The specification fails to demonstrate possession of a reaction with both “oligomer having a quencher” and “sink . . . to reduce an ability of the photoluminophore to emit light.” This is because, as explained above, the “oligomer having a quencher” is the “sink.” Potential Double Patenting If the claims are amended to recite only one of either “oligomer having a quencher” or “sink,” then they will be subject to, at least, obvious-type double patenting over: US9556475; US10604789; US11085070; US12024737. Conclusion No claims are allowed. Any inquiry concerning this communication or earlier communications from the examiner should be directed to Aaron Priest whose telephone number is (571)270-1095. The examiner can normally be reached 8am-6pm. 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, Gary Benzion can be reached at (571) 272-0782. 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. /AARON A PRIEST/Primary Examiner, Art Unit 1681
Read full office action

Prosecution Timeline

Jul 01, 2024
Application Filed
Jan 20, 2025
Response after Non-Final Action
Aug 17, 2026
Non-Final Rejection mailed — §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

1-2
Expected OA Rounds
61%
Grant Probability
87%
With Interview (+25.7%)
3y 2m (~11m remaining)
Median Time to Grant
Low
PTA Risk
Based on 808 resolved cases by this examiner. Grant probability derived from career allowance rate.

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