Prosecution Insights
Last updated: October 27, 2026

Peng Ke, USPTO Patent Examiner

Listed by the USPTO as KE, PENG

Tech Center 3900 • Art Units: 2100 2174 2194 2196 3992

This examiner grants 54% of resolved cases

Analysis

Peng Ke is assigned to tech center 3900 and art unit 2100, with 233 resolved cases. The allowance rate is 54.1%, and the median time to allowance is 1744 days. Interview lift is 21.6%, indicating a favorable association, although the median timing points to a prolonged prosecution process.

The principal companies are Wells Fargo Bank, N.A., Google LLC, and Hisense Group. The principal firms are Anova Law Group, PLLC, Edell, Shapiro, & Finnan, LLC, and Essential Patents Group, LLP. Practitioners may use interviews to narrow disputes while preparing clients for extended prosecution.

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

Performance Statistics

54.1%
Allow Rate
-5.9% vs TC avg
256
Total Applications
+21.6%
Interview Lift
1744
Avg Prosecution Days
Based on 233 resolved cases, 2023–2026

Rejection Statute Breakdown

12.2%
§101 Eligibility
14.1%
§102 Novelty
54.8%
§103 Obviousness
7.7%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18613008 SYSTEMS AND METHODS FOR INTELLIGENTLY COMPILING RESPONSES FROM AI SYSTEMS Non-Final OA Wells Fargo Bank, N.A.
18788894 Cross-Protocol Copying of Virtual Machines Non-Final OA Pure Storage, Inc.
17903327 METHOD AND APPARATUS TO SELECT ASSIGNABLE DEVICE INTERFACES FOR VIRTUAL DEVICE COMPOSITION Final Rejection Intel Corporation
18425346 TECHNIQUES FOR IMPLEMENTING FAULT DOMAIN SETS Non-Final OA Salesforce, Inc.
18447768 GENERALIZING COMPUTING TASKS FOR EXECUTION BY DISTRIBUTED LEDGER TECHNOLOGIES Final Rejection Cisco Technology, Inc.
18495177 AUTOMATED WORKLOAD MIGRATION FRAMEWORK Final Rejection Dell Products L.P.

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Frequently Asked Questions

What is examiner Peng Ke's allowance rate?

54.1% of resolved applications examined by Peng Ke were allowed (233 resolved cases), compared with 38.8% across Art Unit 2100 over the last five years.

Does an interview help with examiner Peng Ke?

This examiner's interview lift is +21.6 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Peng Ke take to allow a patent?

Applications allowed by Peng Ke took 1,744 days on average from filing to allowance.

Which art unit does examiner Peng Ke work in?

Peng Ke examines applications in Art Unit 2100 in Tech Center 3900.

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