Prosecution Insights
Last updated: October 26, 2026

Zheren J Yang, USPTO Patent Examiner

Listed by the USPTO as YANG, ZHEREN J

Tech Center 4100 • Art Units: 1781 1784 4100

This examiner grants 57% of resolved cases

Analysis

YANG, ZHEREN J has 527 resolved cases, an allowance rate of 57.3%, and an interview lift of 52.8%. The median time to allowance is 1,081 days. The profile places the examiner in tech center 4100 and art unit 1781. The resolved-case volume supports meaningful historical review, and the interview figure makes direct examiner engagement a significant consideration in prosecution planning.

NIPPON SHEET GLASS Company, Limited, Toppan Holdings Inc., and BYD Company Limited are the leading companies identified. The leading firms are BIRCH STEWART KOLASCH & BIRCH, LLP, FOLEY & LARDNER LLP, and Anova Law Group, PLLC. Counsel can use interviews to clarify claim issues and explore focused amendments, while preserving the substance of the discussion in the written response.

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

Performance Statistics

57.3%
Allow Rate
-2.7% vs TC avg
569
Total Applications
+52.8%
Interview Lift
1081
Avg Prosecution Days
Based on 527 resolved cases, 2023–2026

Rejection Statute Breakdown

0.3%
§101 Eligibility
17.3%
§102 Novelty
45.3%
§103 Obviousness
26.6%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18132313 COVER WINDOW, METHOD FOR MANUFACTURING THE COVER WINDOW, AND A DISPLAY DEVICE INCLUDING THE COVER WINDOW Non-Final OA Samsung Display Co., LTD.
18192741 Shaped Nonwoven Final Rejection The Procter & Gamble Company
18528916 COATED ARTICLES WITH AN ANTI-FINGERPRINT COATING OR SURFACE-MODIFYING LAYER AND METHODS OF MAKING THE SAME Non-Final OA CORNING INCORPORATED
19258511 DECORATIVE SHEET Non-Final OA TOPPAN HOLDINGS INC.
18984392 DECORATIVE SHEET Non-Final OA TOPPAN HOLDINGS INC.
18880494 LAMINATED GLAZED UNIT WITH AN OVERHANGING EXTERIOR GLASS SHEET, A WEDGE-SHAPED INTERLAYER AND A SEAL Non-Final OA SAINT-GOBAIN GLASS FRANCE
18942982 WORKPIECE AND ELECTRONIC DEVICE Non-Final OA BYD COMPANY LIMITED
18902502 Decorative Plate and Manufacturing Method Therefor, and Electronic Device Non-Final OA BYD COMPANY LIMITED
18870788 AIR-LAID BLANKS AND CUSHIONING INSERTS Non-Final OA Stora Enso OYJ
18845588 LAMINATE MATERIAL Non-Final OA Avon Polymer Products Limited
18320726 METAL THERMOPLASTIC SANDWICH OVERMOLD Non-Final OA Magna Exteriors Inc.
18202640 PREFORM TAPERED HOLE PRESS FOR IMPROVED CVI-CMC MICROSTRUCTURE Final Rejection Raytheon Technologies Corporation

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Frequently Asked Questions

What is examiner Zheren J Yang's allowance rate?

57.3% of resolved applications examined by Zheren J Yang were allowed (527 resolved cases), compared with 47.7% across Art Unit 1781 over the last five years.

Does an interview help with examiner Zheren J Yang?

This examiner's interview lift is +52.8 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Zheren J Yang take to allow a patent?

Applications allowed by Zheren J Yang took 1,081 days on average from filing to allowance.

Which art unit does examiner Zheren J Yang work in?

Zheren J Yang examines applications in Art Unit 1781 in Tech Center 4100.

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