Prosecution Insights
Last updated: October 25, 2026
Application No. 18/275,794

COMPOSITION AND METHOD FOR PRODUCTION OF A HIGHLY FLEXIBLE PHA SHEET

Non-Final OA §112
Filed
Aug 03, 2023
Priority
Feb 09, 2021 — provisional 63/147,697 +1 more
Examiner
ZIMMER, MARC S
Art Unit
1765
Tech Center
1700 — Chemical & Materials Engineering
Assignee
Newlight Technologies Inc.
OA Round
2 (Non-Final)
79%
Grant Probability
Favorable
2-3
OA Rounds
0m
Est. Remaining
96%
With Interview

Examiner Intelligence

Grants 79% — above average
79%
Career Allowance Rate
1254 granted / 1579 resolved
+14.4% vs TC avg
Strong +16% interview lift
Without
With
+16.1%
Interview Lift
resolved cases with interview
Typical timeline
2y 5m
Avg Prosecution
47 currently pending
Career history
1634
Total Applications
across all art units

Statute-Specific Performance

§101
1.6%
-38.4% vs TC avg
§103
40.0%
+0.0% vs TC avg
§102
25.7%
-14.3% vs TC avg
§112
24.4%
-15.6% vs TC avg
Black line = Tech Center average estimate • Based on career data from 1579 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 . Specification The Specification is objected to because there is no antecedent basis present for the claimed concept in claim 18 of annealing an oriented sheet during orientation. Rather, there is only express support for an annealing operation that precedes the stretching operation. 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 18, 22-23, and 26-35 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 applications subject to pre-AIA 35 U.S.C. 112, the applicant), regards as the invention. Claim 18 states that an annealing step carried out on the monoaxially/biaxially oriented sheet occurs “during orientation…” The concept of annealing being carried out on an already-oriented sheet conflicts with the limitation indicating that said annealing is performed “during orientation”. Moreover, insofar as this subject matter is excluded from the Specification, there is no means of gaining clarity on this matter. As an aside, the Examiner had previously indicated that claim 18 was not rendered unpatentable by Merrill because, although it mentioned a heating step, or more precisely a heat setting step, there was no indication that the conditions were those under which annealing would occur. The Examiner now understands, however, that heat setting merely refers to a form of constrained high temperature annealing in the context of film manufacture. See the first sentence under the heading 1. INTRODUCTION in the attached document entitled “Physical and Microstructural Effects of Heat Setting in Polyester Films” authored by Greener et al. and published in Polymer Engineering and Science (12/01/1999). In fact, it is speculated here that “annealing… during orientation” is perhaps an attempt to refer to this same concept where constraining and orienting are supposed to articulate the same aspect (constraining possibly referring to the maintaining of a tension lesser in magnitude than that employed during the orienting step). Merrill continues to be regarded as not forming a basis for the rejection of claim 18 and claims dependent therefrom primarily because the precise meaning of the aforementioned phrase on which the 112(b) rejection is predicated has not yet been settled. Applicant is advised of the strong possibility of its reinstatement however depending on their response to this rejection in light of Examiner’s current understanding that heating setting and annealing are practically synonymous. Any inquiry concerning this communication or earlier communications from the examiner should be directed to MARC S ZIMMER whose telephone number is (571)272-1096. The examiner can normally be reached M-F 8:30-5:00. 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, Heidi Kelley can be reached at 571-270-1831. 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. October 9, 2026 /MARC S ZIMMER/Primary Patent Examiner, Art Unit 1765
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Prosecution Timeline

Aug 03, 2023
Application Filed
Mar 02, 2026
Non-Final Rejection mailed — §112
Sep 01, 2026
Response Filed
Oct 14, 2026
Non-Final Rejection mailed — §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

2-3
Expected OA Rounds
79%
Grant Probability
96%
With Interview (+16.1%)
2y 5m (~0m remaining)
Median Time to Grant
Moderate
PTA Risk
Based on 1579 resolved cases by this examiner. Grant probability derived from career allowance rate.

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