Prosecution Insights
Last updated: October 27, 2026

Steven Shih-Ching Lee, USPTO Patent Examiner

Listed by the USPTO as LEE, STEVEN SHIH-CHING

Tech Center 1700 • Art Units: 1731 1741 1781

This examiner grants 68% of resolved cases

Analysis

LEE, STEVEN SHIH-CHING is assigned to Tech Center 1700 and Art Unit 1731. The dataset contains 189 resolved cases and shows a 67.7% allowance rate. The median time to allowance is 1118 days, so applicants should plan for a substantial interval between filing activity and allowance.

Interviews are associated with a 24.2% lift, making interview preparation relevant to prosecution before this examiner. Corning, Owens-Brockway Glass Container, and the Commissariat à l'Énergie Atomique et aux Énergies Alternatives are the leading listed companies. CARRIER SHENDE, CARTER DELUCA & FARRELL, and HODGSON RUSS are the leading listed firms.

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

Performance Statistics

67.7%
Allow Rate
+2.7% vs TC avg
224
Total Applications
+24.2%
Interview Lift
1118
Avg Prosecution Days
Based on 189 resolved cases, 2023–2026

Rejection Statute Breakdown

1.1%
§101 Eligibility
12.0%
§102 Novelty
55.0%
§103 Obviousness
30.0%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18245781 LIGHT-SENSITIVE GLASS AND PROCESS FOR INSCRIBING STRUCTURES FORMED FROM VARIATIONS IN BULK REFRACTIVE INDEX IN SUCH A GLASS Final Rejection COMMISSARIAT A L'ENERGIE ATOMIQUE ET AUX ENERGIES ALTERNATIVES
19033989 METHOD FOR MANUFACTURING OPTICAL FIBER Final Rejection SUMITOMO ELECTRIC INDUSTRIES, LTD.
19311593 METHODS AND APPARATUS FOR MANUFACTURING A GLASS RIBBON Non-Final OA CORNING INCORPORATED
19153463 SCORING APPARATUS AND GLASS CUTTING APPARATUS INCLUDING THE SAME Non-Final OA CORNING INCORPORATED
18838727 METHOD FOR PRODUCING GLASS SHEET Final Rejection NIPPON ELECTRIC GLASS CO., LTD.
18788085 FLUID-COOLED NEEDLE FOR MOLTEN MATERIAL FLOW CONTROL Non-Final OA Owens-Brockway Glass Container Inc.
17947121 AQUEOUS ION EXCHANGE STRENGTHENING OF GLASS ARTICLES Final Rejection Owens-Brockway Glass Container Inc.

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Frequently Asked Questions

What is examiner Steven Shih-Ching Lee's allowance rate?

67.7% of resolved applications examined by Steven Shih-Ching Lee were allowed (189 resolved cases), compared with 55.4% across Art Unit 1731 over the last five years.

Does an interview help with examiner Steven Shih-Ching Lee?

This examiner's interview lift is +24.2 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Steven Shih-Ching Lee take to allow a patent?

Applications allowed by Steven Shih-Ching Lee took 1,118 days on average from filing to allowance.

Which art unit does examiner Steven Shih-Ching Lee work in?

Steven Shih-Ching Lee examines applications in Art Unit 1731 in Tech Center 1700 (Chemistry & Materials).

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