Prosecution Insights
Last updated: September 17, 2026
Application No. 18/807,817

LIGHT-ABSORBING HEAT-STORAGE COMPOSITE MATERIAL AND PREPARATION METHOD THEREOF

Non-Final OA §102
Filed
Aug 16, 2024
Priority
Nov 23, 2023 — CN 2023115705860
Examiner
BATES, ZAKIYA W
Art Unit
Tech Center
Assignee
Shanxi Sanshui Energy Co. Ltd.
OA Round
1 (Non-Final)
89%
Grant Probability
Favorable
1-2
OA Rounds
0m
Est. Remaining
87%
With Interview

Examiner Intelligence

Grants 89% — above average
89%
Career Allowance Rate
1165 granted / 1311 resolved
+28.9% vs TC avg
Minimal -2% lift
Without
With
+-2.1%
Interview Lift
resolved cases with interview
Fast prosecutor
2y 1m
Avg Prosecution
30 currently pending
Career history
1331
Total Applications
across all art units

Statute-Specific Performance

§101
1.5%
-38.5% vs TC avg
§103
33.6%
-6.4% vs TC avg
§102
37.2%
-2.8% vs TC avg
§112
14.6%
-25.4% vs TC avg
Black line = Tech Center average estimate • Based on career data from 1311 resolved cases

Office Action

§102
DETAILED ACTION Specification The abstract of the disclosure is objected to because the last sentence refers to purported merits or speculative applications of the invention and should not compare the invention with the prior art. A corrected abstract of the disclosure is required and must be presented on a separate sheet, apart from any other text. See MPEP § 608.01(b). Applicant is reminded of the proper content of an abstract of the disclosure. A patent abstract is a concise statement of the technical disclosure of the patent and should include that which is new in the art to which the invention pertains. The abstract should not refer to purported merits or speculative applications of the invention and should not compare the invention with the prior art. If the patent is of a basic nature, the entire technical disclosure may be new in the art, and the abstract should be directed to the entire disclosure. If the patent is in the nature of an improvement in an old apparatus, process, product, or composition, the abstract should include the technical disclosure of the improvement. The abstract should also mention by way of example any preferred modifications or alternatives. Where applicable, the abstract should include the following: (1) if a machine or apparatus, its organization and operation; (2) if an article, its method of making; (3) if a chemical compound, its identity and use; (4) if a mixture, its ingredients; (5) if a process, the steps. Extensive mechanical and design details of an apparatus should not be included in the abstract. The abstract should be in narrative form and generally limited to a single paragraph within the range of 50 to 150 words in length. See MPEP § 608.01(b) for guidelines for the preparation of patent abstracts. Claim Rejections - 35 USC § 102 The following is a quotation of the appropriate paragraphs of 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 CN’918 (CN 105621918 – English translation). CN’918 discloses a light-absorbing heat-storage composite material, comprising a photo-thermal material and a heat-storage material. See especially the abstract, the “invention contents” paragraphs, and claims. Allowable Subject Matter Claims 2-7 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. Claims 8-10 are allowed. Conclusion Any inquiry concerning this communication or earlier communications from the examiner should be directed to ZAKIYA W BATES whose telephone number is (571)272-7039. The examiner can normally be reached M-F 8:30am - 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, Doug Hutton can be reached at 5712724137. 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. /ZAKIYA W BATES/Primary Examiner, Art Unit 3674 8/27/2026
Read full office action

Prosecution Timeline

Aug 16, 2024
Application Filed
Sep 01, 2026
Non-Final Rejection mailed — §102 (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
89%
Grant Probability
87%
With Interview (-2.1%)
2y 1m (~0m remaining)
Median Time to Grant
Low
PTA Risk
Based on 1311 resolved cases by this examiner. Grant probability derived from career allowance rate.

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