Prosecution Insights
Last updated: October 26, 2026

Lucy P Chien, USPTO Patent Examiner

Listed by the USPTO as CHIEN, LUCY P

Tech Center 2800 • Art Units: 1737 2871

This examiner grants 83% of resolved cases

Analysis

CHIEN, LUCY P works in tech center 2800 and art unit 1737, with 938 resolved cases. The allowance rate is 82.9%, and the median time to allowance is 952 days. The interview lift is 4.9%, indicating a limited positive association alongside a favorable allowance rate.

The company record includes Samsung Electro-Mechanics Co., Ltd., Apple Inc., and Canon Inc. The leading firms are JCIPRNET, NSIP LAW, and Hoffmann & Baron LLP. Practitioners can emphasize precise written prosecution and use interviews as a targeted supplement rather than the central strategy.

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

Performance Statistics

82.9%
Allow Rate
+14.9% vs TC avg
964
Total Applications
+4.9%
Interview Lift
952
Avg Prosecution Days
Based on 938 resolved cases, 2023–2026

Rejection Statute Breakdown

0%
§101 Eligibility
32.7%
§102 Novelty
56.7%
§103 Obviousness
1.3%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18915438 ZOOM LENS AND IMAGE PICKUP APPARATUS Non-Final OA CANON KABUSHIKI KAISHA
18950482 POLARIZING BEAM SPLITTER PLATES PROVIDING HIGH RESOLUTION IMAGES AND SYSTEMS UTILIZING SUCH POLARIZING BEAM SPLITTER PLATES Non-Final OA 3M INNOVATIVE PROPERTIES COMPANY
19008291 DISPLAY SUBSTRATE, MANUFACTURING METHOD THEREOF AND DISPLAY APPARATUS Non-Final OA BOE Technology Group Co., Ltd.
18982025 ANTIGLARE ARTICLES Non-Final OA CORNING INCORPORATED
18911765 PACKAGING BODY FOR LIGHT CONTROL SHEET Non-Final OA TOPPAN HOLDINGS INC.
18811937 APPARATUS, SYSTEMS, AND METHODS OF A COMPACT, HIGH NUMERICAL APERTURE LIGHT ENGINE Final Rejection Applied Materials, Inc.
19014188 OPTICAL IMAGING SYSTEM Non-Final OA Samsung Electro-Mechanics Co., Ltd.
18442635 ANTI-REFLECTION FILM AND METHOD OF MANUFACTURING THE SAME Non-Final OA SAMSUNG ELECTRO-MECHANICS CO., LTD.
18981553 ARRAY SUBSTRATE AND LIQUID CRYSTAL DISPLAY PANEL Non-Final OA TCL China Star Optoelectronics Technology Co., Ltd.
18862881 OPTICAL MULTILAYER BODY AND ARTICLE Non-Final OA DEXERIALS CORPORATION

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Frequently Asked Questions

What is examiner Lucy P Chien's allowance rate?

82.9% of resolved applications examined by Lucy P Chien were allowed (938 resolved cases), compared with 63.4% across Art Unit 1737 over the last five years.

Does an interview help with examiner Lucy P Chien?

This examiner's interview lift is +4.9 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Lucy P Chien take to allow a patent?

Applications allowed by Lucy P Chien took 952 days on average from filing to allowance.

Which art unit does examiner Lucy P Chien work in?

Lucy P Chien examines applications in Art Unit 1737 in Tech Center 2800 (Semiconductors, Circuits & Optics).

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