Prosecution Insights
Last updated: October 26, 2026

Jiangeng Sun, USPTO Patent Examiner

Listed by the USPTO as SUN, JIANGENG

Tech Center 2600 • Art Units: 1759 2661 2663 2666 2667 2671 2699

This examiner grants 82% of resolved cases

Analysis

Sun, Jiangeng is assigned to Tech Center 2600 and Art Unit 1759. The profile covers 425 resolved cases and shows an 82.4% allowance rate. This record gives practitioners a solid basis for evaluating likely outcomes and for deciding whether proposed claim scope is consistent with the examiner’s recorded pattern.

The interview lift is 13.4%, indicating a positive association between interviews and allowance outcomes. The median time to allowance is 979 days. The listed companies are NVIDIA, Canon, and Snap. The listed firms include Sanders IP Law, Adams Intellex, and Fox Rothschild. Written claim analysis remains important even when an interview is included in the response plan.

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

Performance Statistics

82.4%
Allow Rate
+20.4% vs TC avg
447
Total Applications
+13.4%
Interview Lift
979
Avg Prosecution Days
Based on 425 resolved cases, 2023–2026

Rejection Statute Breakdown

8.0%
§101 Eligibility
20.6%
§102 Novelty
50.9%
§103 Obviousness
18.8%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18764750 IMAGE PROCESSING APPARATUS, IMAGE PROCESSING METHOD, AND IMAGE CAPTURE APPARATUS Final Rejection CANON KABUSHIKI KAISHA
19000194 METHODS AND APPARATUS FOR REGION-OF-INTEREST (ROI) CROPPING Non-Final OA Intel Corporation
18995183 INFORMATION PROCESSING DEVICE, INFORMATION PROCESSING METHOD, AND INFORMATION PROCESSING PROGRAM Non-Final OA NTT, Inc.
18825601 AUTOMATIC OPERATIONAL DOMAIN LABEL GENERATION Non-Final OA NVIDIA Corporation
18634425 DETERMINING OCCUPANCY USING SENSOR FUSION FOR AUTONOMOUS SYSTEMS AND APPLICATIONS Final Rejection NVIDIA Corporation

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Frequently Asked Questions

What is examiner Jiangeng Sun's allowance rate?

82.4% of resolved applications examined by Jiangeng Sun were allowed (425 resolved cases), compared with 69.3% across Art Unit 1759 over the last five years.

Does an interview help with examiner Jiangeng Sun?

This examiner's interview lift is +13.4 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Jiangeng Sun take to allow a patent?

Applications allowed by Jiangeng Sun took 979 days on average from filing to allowance.

Which art unit does examiner Jiangeng Sun work in?

Jiangeng Sun examines applications in Art Unit 1759 in Tech Center 2600 (Communications).

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