Prosecution Insights
Last updated: October 26, 2026

Jun Li, USPTO Patent Examiner

Listed by the USPTO as LI, JUN

Tech Center 1700 • Art Units: 1732 1736 1759 1793 1796

This examiner grants 54% of resolved cases

Analysis

LI, JUN is assigned to Tech Center 1700 and Art Unit 1732. The profile records 891 resolved cases, a 54.5% allowance rate, and a median of 1311 days to allowance. Interviews are associated with a 57.0% lift, the strongest reported interview measure in this profile. Practitioners may therefore give interviews a prominent role when claim distinctions can be explained directly.

The principal companies are BASF SE, Massachusetts Institute of Technology, and King Fahd University of Petroleum and Minerals. The leading firms are Boone IP Law, PLLC, DINSMORE & SHOHL LLP, and OBLON, MCCLELLAND, MAIER & NEUSTADT, L.L.P. The allowance rate and median timing support early, sustained prosecution planning.

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

Performance Statistics

54.5%
Allow Rate
-10.5% vs TC avg
956
Total Applications
+57.0%
Interview Lift
1311
Avg Prosecution Days
Based on 891 resolved cases, 2023–2026

Rejection Statute Breakdown

0.2%
§101 Eligibility
8.5%
§102 Novelty
49.8%
§103 Obviousness
25.0%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18170641 Treatment Liquid Composition, Set Of Ink Jet Ink Composition And Treatment Liquid Composition, And Treatment Method Final Rejection SEIKO EPSON CORPORATION
18739029 METHOD OF MANUFACTURING DEHYDROGENATION CATALYST USING ATOMIC LAYER DEPOSITION Non-Final OA KOREA INSTITUTE OF SCIENCE AND TECHNOLOGY
18189297 CARBON DIOXIDE REDUCTION CATALYST Non-Final OA HONDA MOTOR CO., LTD.
19345556 METHOD FOR PRODUCING PROPYLENE VIA OXIDATED DEHYDROGENATION OF PROPANE Non-Final OA KING FAHD UNIVERSITY OF PETROLEUM AND MINERALS
18302045 CO2-MEDIATED OXIDATIVE DEHYDROGENATION OF PROPANE OVER MODIFIED VOx/Al2O3 CATALYST COMPOSITION Non-Final OA KING FAHD UNIVERSITY OF PETROLEUM AND MINERALS
18040286 MANUFACTURING METHOD OF POSITIVE ELECTRODE ACTIVE MATERIAL Final Rejection SEMICONDUCTOR ENERGY LABORATORY CO., LTD.
18683136 METHOD AND DEVICE FOR OBTAINING HIGH-PURITY HYDROGEN FROM METHANOL OR AMMONIA FOR OPERATING FUEL CELLS Non-Final OA BASF SE
17606875 MOLDING COMPRISING A TYPE MFI ZEOLITIC TITANOSILICATE AND A SILICA BINDER, ITS PREPARATION PROCESS AND USE AS CATALYST Non-Final OA BASF SE
17283975 A MOLDING COMPRISING A ZEOLITIC MATERIAL HAVING FRAMEWORK TYPE MFI Final Rejection BASF SE
18049347 EXTRUDED HONEYCOMB CATALYST Non-Final OA BASF Corporation
17211120 SURFACE TREATMENT METHOD AND SURFACE-TREATED ARTICLE Final Rejection DAIKIN INDUSTRIES, LTD.
18712092 METHOD AND APPARATUS FOR PRODUCING AMMONIA Non-Final OA Linde GmbH
18611919 Process and Apparatus for Cracking Ammonia Non-Final OA Air Products and Chemicals, Inc.
18416818 SYSTEMS AND METHODS FOR WET AIR OXIDATION REGENERATION OF CATALYSTS WITH ATMOSPHERIC SWITCHING Non-Final OA Virent, Inc.
18081345 DEHYDROGENATION CATALYST COMPOSITION Final Rejection UOP LLC
18710046 LOW-CARBON HYDROGEN PROCESS Non-Final OA Johnson Matthey Davy Technologies Limited
17891093 SYSTEMS AND METHODS FOR WET AIR OXIDATION REGENERATION OF CATALYSTS Non-Final OA JOHNSON MATTHEY DAVY TECHNOLOGIES LIMITED
18598490 CORE-SHELL STRUCTURE PARTICLE, DIELECTRIC COMPOSITION, AND METHOD OF MANUFACTURING THE CORE-SHELL STRUCTURE PARTICLE Non-Final OA IBARAKI UNIVERSITY

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Frequently Asked Questions

What is examiner Jun Li's allowance rate?

54.5% of resolved applications examined by Jun Li were allowed (891 resolved cases), compared with 53.6% across Art Unit 1732 over the last five years.

Does an interview help with examiner Jun Li?

This examiner's interview lift is +57.0 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Jun Li take to allow a patent?

Applications allowed by Jun Li took 1,311 days on average from filing to allowance.

Which art unit does examiner Jun Li work in?

Jun Li examines applications in Art Unit 1732 in Tech Center 1700 (Chemistry & Materials).

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