Prosecution Insights
Last updated: October 26, 2026

Jiangtian Xu, USPTO Patent Examiner

Listed by the USPTO as XU, JIANGTIAN

Tech Center 1700 • Art Units: 1732 1734 1762 1763 1764 1767

This examiner grants 65% of resolved cases

Analysis

XU, JIANGTIAN is assigned to tech center 1700 and art unit 1732. Across 359 resolved cases, the allowance rate is 64.9%. The median time to allowance is 1210 days, so applicants should anticipate a prosecution process requiring sustained planning and follow-up.

The interview lift is 35.5%, supporting interviews as a meaningful part of prosecution strategy. The leading companies are The Goodyear Tire & Rubber Company, Mitsubishi Chemical Corporation, and PPG Industries Inc. The leading firms are BIRCH STEWART KOLASCH & BIRCH, LLP, OBLON, MCCLELLAND, MAIER & NEUSTADT, L.L.P., and FOLEY & LARDNER LLP.

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

Performance Statistics

64.9%
Allow Rate
At TC average
418
Total Applications
+35.5%
Interview Lift
1210
Avg Prosecution Days
Based on 359 resolved cases, 2023–2026

Rejection Statute Breakdown

1.0%
§101 Eligibility
14.3%
§102 Novelty
56.7%
§103 Obviousness
24.0%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18579647 CORE SHELL FLUOROPOLYMERS WITH FUNCTIONAL GROUPS SUITABLE FOR COPPER AND ELECTRONIC TELECOMMUNICATIONS ARTICLES Non-Final OA 3M INNOVATIVE PROPERTIES COMPANY
18026292 RESIN COMPOSITION, PREPREG USING SAME, FILM PROVIDED WITH RESIN, METAL FOIL PROVIDED WITH RESIN, METAL-CLAD LAMINATE, AND WIRING BOARD Non-Final OA PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
17793427 ASPHALT COMPOSITION COMPRISING THERMOSETTING REACTIVE COMPOUND Final Rejection BASF SE
17997984 A Dual-Reactive Coating Composition, Its Preparation and Use Thereof Final Rejection BASF COATINGS GMBH
18577367 NANOPARTICLE COMPOSITION, NANOPARTICLE-CONTAINING FILM, LIGHT-EMITTING ELEMENT, WAVELENGTH CONVERSION MEMBER, DISPLAY DEVICE, AND METHOD FOR PRODUCING NANOPARTICLE-CONTAINING FILM Non-Final OA SHARP KABUSHIKI KAISHA
18537276 FILM ADHESIVE, ELECTRONIC COMPONENT USING THE SAME, AND METHOD OF PRODUCING THE SAME Non-Final OA FURUKAWA ELECTRIC CO., LTD.
19062622 ADHESIVE AGENT AND ADHESIVE SHEET Final Rejection MITSUBISHI CHEMICAL CORPORATION
18569690 ELECTRODEPOSITABLE COATING COMPOSITIONS Non-Final OA PPG Industries Ohio, Inc.
17468747 FREE RADICAL POLYMERIZABLE ADHESION-PROMOTING INTERLAYER COMPOSITIONS AND METHODS OF USE Final Rejection PRC-DeSoto International, Inc.
18288240 SCRATCH - RESISTANT POLYCARBONATE COMPOSITION Final Rejection SABIC GLOBAL TECHNOLOGIES B.V.
17924318 FIBROUS CELLULOSE-CONTAINING MATERIAL, FIBROUS CELLULOSE COMPOSITE RESIN, AND METHOD FOR PREPARING FIBROUS CELLULOSE-CONTAINING MATERIAL Final Rejection DAIO PAPER CORPORATION
18569246 POLYESTER/POLYESTER ELASTOMER COMPOSITIONS Non-Final OA Eastman Chemical Company
18253451 COLORABLE POLYMERIC COMPOSITIONS EXHIBITING ENHANCED AGING PROPERTIES Non-Final OA Dow Global Technologies LLC
17995894 POLYOL AND FOAM MADE THEREFROM Final Rejection Dow Global Technologies LLC
18567633 POLYMER RESIN COMPOSITION, METHOD OF PREPARING POLYMER FILM, POLYMER FILM, SUBSTRATE FOR DISPLAY DEVICE, AND OPTICAL DEVICE USING THE SAME Non-Final OA LG CHEM, LTD.

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Frequently Asked Questions

What is examiner Jiangtian Xu's allowance rate?

64.9% of resolved applications examined by Jiangtian Xu were allowed (359 resolved cases), compared with 53.6% across Art Unit 1732 over the last five years.

Does an interview help with examiner Jiangtian Xu?

This examiner's interview lift is +35.5 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Jiangtian Xu take to allow a patent?

Applications allowed by Jiangtian Xu took 1,210 days on average from filing to allowance.

Which art unit does examiner Jiangtian Xu work in?

Jiangtian Xu examines applications in Art Unit 1732 in Tech Center 1700 (Chemistry & Materials).

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