Prosecution Insights
Last updated: October 26, 2026

Syling Yen, USPTO Patent Examiner

Listed by the USPTO as YEN, SYLING

Tech Center 3600 • Art Units: 2161 2166 3687

This examiner grants 75% of resolved cases

Analysis

YEN, SYLING works in tech center 3600 and art unit 2161. The record includes 847 resolved cases, an allowance rate of 75.0%, and a median of 1321 days to allowance. Interviews show a 28.1% lift, indicating a strong positive association with allowance outcomes despite the extended median timing.

Hitachi, Adeia Technologies, and View Systems are the listed companies. The listed firms are MATTINGLY & MALUR, PC, BALLARD SPAHR LLP, and Harrity & Harrity, LLP. A practitioner may want to use interviews actively while also planning for sustained prosecution duration.

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

Performance Statistics

75.0%
Allow Rate
+23.0% vs TC avg
867
Total Applications
+28.1%
Interview Lift
1321
Avg Prosecution Days
Based on 847 resolved cases, 2023–2026

Rejection Statute Breakdown

12.8%
§101 Eligibility
21.8%
§102 Novelty
51.2%
§103 Obviousness
9.3%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18235173 CONTEXTUAL CONSOLIDATION FROM MULTIPLE SOURCES Non-Final OA International Business Machines Corporation
19323620 STORAGE SYSTEM AND DATA CONTROL METHOD Final Rejection Hitachi Vantara, Ltd.
19120345 IDEA GENERATION SUPPORT SYSTEM AND IDEA GENERATION SUPPORT METHOD Non-Final OA HITACHI, LTD.
19083824 FILE MANAGEMENT SYSTEM AND FILE MANAGEMENT METHOD Non-Final OA Hitachi, Ltd.

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Frequently Asked Questions

What is examiner Syling Yen's allowance rate?

75.0% of resolved applications examined by Syling Yen were allowed (847 resolved cases), compared with 72.5% across Art Unit 2161 over the last five years.

Does an interview help with examiner Syling Yen?

This examiner's interview lift is +28.1 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Syling Yen take to allow a patent?

Applications allowed by Syling Yen took 1,321 days on average from filing to allowance.

Which art unit does examiner Syling Yen work in?

Syling Yen examines applications in Art Unit 2161 in Tech Center 3600 (Transportation, E-Commerce & Mechanical Systems).

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