Prosecution Insights
Last updated: October 26, 2026

Yuwen Pan, USPTO Patent Examiner

Listed by the USPTO as PAN, YUWEN

Tech Center 2600 • Art Units: 2600 2614 2618 2647 2649

This examiner grants 50% of resolved cases

Analysis

Yuwen Pan, in Art Unit 2600 of Tech Center 2600, has resolved 239 cases with an allowance rate of 50.2 percent. The median days to allowance is 1407. An interview lift of 21.5 percent suggests that interviews are a helpful strategy for moving cases toward allowance and overcoming the moderate success rate.

Qualcomm Incorporated, Nippon Telegraph and Telephone Corporation, and Telefonaktiebolaget LM Ericsson are top applicants in this docket. These companies are represented by firms like Shumaker & Sieffert, P. A. and WEISBERG I.P. LAW, P.A. These practitioners must manage the 1407 median days to allowance during the prosecution cycle.

The 50.2 percent allowance rate indicates that approximately half of the resolved cases reach issuance. The 21.5 percent interview lift provides a clear path for practitioners to improve these odds through direct engagement. The 1407 median days to allowance serves as a benchmark for the expected duration of successful applications with this examiner.

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

Performance Statistics

50.2%
Allow Rate
-11.8% vs TC avg
246
Total Applications
+21.5%
Interview Lift
1407
Avg Prosecution Days
Based on 239 resolved cases, 2023–2026

Rejection Statute Breakdown

2.6%
§101 Eligibility
20.8%
§102 Novelty
59.1%
§103 Obviousness
9.2%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18728612 CALIBRATION FOR WIRELESS COMMUNICATION NETWORK Non-Final OA Telefonaktiebolaget LM Ericsson (publ)
18308563 EVENT-BASED REPORTING OF BEAM-RELATED PREDICTION Non-Final OA QUALCOMM Incorporated
18924437 Context Retrieval And Output By A Push-To-Talk Client Device Non-Final OA Zoom Communications , Inc.

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Frequently Asked Questions

What is examiner Yuwen Pan's allowance rate?

50.2% of resolved applications examined by Yuwen Pan were allowed (239 resolved cases), compared with 84.5% across Art Unit 2600 over the last five years.

Does an interview help with examiner Yuwen Pan?

This examiner's interview lift is +21.5 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Yuwen Pan take to allow a patent?

Applications allowed by Yuwen Pan took 1,407 days on average from filing to allowance.

Which art unit does examiner Yuwen Pan work in?

Yuwen Pan examines applications in Art Unit 2600 in Tech Center 2600 (Communications).

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