Prosecution Insights
Last updated: October 26, 2026

Shane Fang, USPTO Patent Examiner

Listed by the USPTO as FANG, SHANE

Tech Center 2800 • Art Units: 1765 1766 1796 2872

This examiner grants 77% of resolved cases

Analysis

FANG, SHANE is a USPTO patent examiner in Tech Center 2800 and Art Unit 1765. Across 1525 resolved cases, the allowance rate is 76.6%, while interviews correspond with an 18.6% lift. The median time to allowance is 898 days, which gives applicants a defined timing point for prosecution planning.

NAN YA PLASTICS Corporation, Daikin Industries Ltd., and Shin-Etsu Chemical Co., Ltd. are the leading companies represented. JCIPRNET, SUGHRUE MION, PLLC, and Duane Morris LLP (UDC) are the leading firms. The large resolved-case base makes these figures useful for setting expectations, while the interview figure supports using interviews selectively rather than assuming they are central to every case.

Written from this page's own data; every figure is computed from USPTO records and verified before publication.

Performance Statistics

76.6%
Allow Rate
+8.6% vs TC avg
1,584
Total Applications
+18.6%
Interview Lift
898
Avg Prosecution Days
Based on 1525 resolved cases, 2023–2026

Rejection Statute Breakdown

0.8%
§101 Eligibility
19.7%
§102 Novelty
54.3%
§103 Obviousness
12.9%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
17912200 Microsphere-Coated Polyurethane Articles and Methods of Making the Same Non-Final OA 3M INNOVATIVE PROPERTIES COMPANY
17606789 Blends that consist of TPU and polyamide Non-Final OA BASF SE
18478700 COMPOSITION FOR FLUORINE RUBBER CROSSLINKING, MOLDED ARTICLE AND SEALING MATERIAL Non-Final OA DAIKIN INDUSTRIES, LTD.
18631187 RESIN COMPOSITION FOR ENCAPSULATION AND SEMICONDUCTOR DEVICE Non-Final OA Shin-Etsu Chemical Co., Ltd.
18285544 METHOD FOR PRODUCING SILICONE PARTICLE Non-Final OA SHIN-ETSU CHEMICAL CO., LTD.
18285609 FLUORINE-CONTAINING ETHER COMPOUND, LUBRICANT FOR MAGNETIC RECORDING MEDIUM, AND MAGNETIC RECORDING MEDIUM Non-Final OA Resonac Corporation
18293939 POLYETHYLENE COPOLYMER FOR A FILM LAYER Non-Final OA BOREALIS AG
18553740 OPHTHALMIC ARTICLES MADE FROM CELLULOSE ESTER COMPOSITIONS HAVING HIGH TOUGHNESS AND DIMENSIONAL STABILITY Non-Final OA Eastman Chemical Company
18247808 SHRINKABLE POLYESTER FILMS Final Rejection Eastman Chemical Company
18285854 PHOSPHOROUS OLIGOMER, POLYESTER RESIN AND THERMOPLASTIC RESIN COMPOSITION COMPRISING SAME Non-Final OA LG CHEM, LTD.
18688545 BLOCK COPOLYMER Non-Final OA SUMITOMO CHEMICAL COMPANY, LIMITED
18278555 POWDER-TYPE ADDITIVE COMPRISING CROSS-LINKED RESIN, AND RESIN COMPOSITION COMPRISING SAME Final Rejection LS CABLE & SYSTEM LTD.

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Frequently Asked Questions

What is examiner Shane Fang's allowance rate?

76.6% of resolved applications examined by Shane Fang were allowed (1,525 resolved cases), compared with 52.6% across Art Unit 1765 over the last five years.

Does an interview help with examiner Shane Fang?

This examiner's interview lift is +18.6 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Shane Fang take to allow a patent?

Applications allowed by Shane Fang took 898 days on average from filing to allowance.

Which art unit does examiner Shane Fang work in?

Shane Fang examines applications in Art Unit 1765 in Tech Center 2800 (Semiconductors, Circuits & Optics).

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