Prosecution Insights
Last updated: August 16, 2026
Application No. 17/603,403

COUPLER FOR MICROWAVE PYROLYSIS SYSTEMS

Non-Final OA §102§112
Filed
Oct 13, 2021
Priority
Apr 05, 2019 — provisional 62/829,947 +2 more
Examiner
GLENN, KIMBERLY E
Art Unit
2843
Tech Center
2800 — Semiconductors & Electrical Systems
Assignee
Pyrowave Inc.
OA Round
1 (Non-Final)
90%
Grant Probability
Favorable
1-2
OA Rounds
0m
Est. Remaining
96%
With Interview

Examiner Intelligence

Grants 90% — above average
90%
Career Allowance Rate
974 granted / 1088 resolved
+21.5% vs TC avg
Moderate +7% lift
Without
With
+6.9%
Interview Lift
resolved cases with interview
Typical timeline
2y 3m
Avg Prosecution
14 currently pending
Career history
1103
Total Applications
across all art units

Statute-Specific Performance

§101
0.7%
-39.3% vs TC avg
§103
24.9%
-15.1% vs TC avg
§102
36.2%
-3.8% vs TC avg
§112
32.7%
-7.3% vs TC avg
Black line = Tech Center average estimate • Based on career data from 1088 resolved cases

Office Action

§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 . Information Disclosure Statement The information disclosure statements (IDS) submitted on 10/13/2021, 5/27/2022, 11/29/2022 was filed. The submission is in compliance with the provisions of 37 CFR 1.97. Accordingly, the information disclosure statement is being considered by the examiner. Claim Objections Claim 3 is objected to because of the following informalities: Claim 3 depends upon itself. Appropriate correction is required. 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 14-16 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. Claims 14-15 each recites the limitation " the mode conversion body" in line 2 . There is insufficient antecedent basis for this limitation in the claim. Claims 14-15 each recites the limitation " the connection body" in line 2. There is insufficient antecedent basis for this limitation in the claim. Claim Rejections - 35 USC § 102 The following is a quotation of the appropriate paragraphs of pre-AIA 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. Claim(s) 1 is/are rejected under 35 U.S.C. 102(a)(1) as being anticipated by KR20130003152A. Kim et al discloses a mode conversion coupler comprising: a waveguide (i.e. an elongated hollow body) for propagating the microwaves, the waveguide extending between a receiving end for receiving the microwaves and a transmitting end mountable to a chemical reactor for propagating the microwaves therein, the receiving end having a rectangular cross-sectional shape ( the cross-sectional shape is shown as a rectangular (including square) of the waveguide 110, ) and a microwave mode conversion input device(130) having a transmitting end having a circular cross-sectional shape (figure 1) , the waveguide and the microwave mode conversion input device being designed so as configured to convert a transverse (TE) mode of propagation for the microwaves at the receiving end thereof into a linearly polarized (LP) mode of propagation for the microwaves at the transmitting end thereof ( A TE mode of input microwaves is converted into a TEM mode by the microwave mode conversion input device (abstract)) ; and a dielectric 131 (i.e. a barrier body) inserted into the mode conversion input device for isolating the receiving end of the waveguide from the transmitting end of the mode conversion input device. PNG media_image1.png 333 383 media_image1.png Greyscale Allowable Subject Matter Claims 2, 4-13 and 17-20 are objected to as being dependent upon a rejected base claim, but would be allowable if rewritten in independent form including all of the limitations of the base claim and any intervening claims. Any inquiry concerning this communication or earlier communications from the examiner should be directed to KIMBERLY E GLENN whose telephone number is (571)272-1761. The examiner can normally be reached M-F 8:00 AM-5:00 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, Andrea Lindgren Baltzell can be reached at 571-272-5918. 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. June 12, 2026 /K.E.G/Examiner, Art Unit 2843 /ANDREA LINDGREN BALTZELL/Supervisory Patent Examiner, Art Unit 2843
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Prosecution Timeline

Oct 13, 2021
Application Filed
Jun 23, 2026
Non-Final Rejection mailed — §102, §112 (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
90%
Grant Probability
96%
With Interview (+6.9%)
2y 3m (~0m remaining)
Median Time to Grant
Low
PTA Risk
Based on 1088 resolved cases by this examiner. Grant probability derived from career allowance rate.

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