Prosecution Insights
Last updated: October 27, 2026

Heidi Riviere Kelley, USPTO Patent Examiner

Listed by the USPTO as KELLEY, HEIDI RIVIERE

Tech Center 4100 • Art Units: 1765 1773 1783 1797 3689 4112

This examiner grants 16% of resolved cases

Analysis

KELLEY, HEIDI RIVIERE is a USPTO patent examiner in tech center 4100 and art unit 1765. The profile reports 273 resolved cases, an allowance rate of 16.1%, and a median of 1494 days to allowance. The interview lift is 21.3%, indicating that direct discussion may have practical value even within a record showing a limited allowance rate.

Eastman Chemical Company, Microworks Co. Ltd., and SABIC Global Technologies B.V. are the leading companies. The leading firms are Barnes & Thornburg LLP (IN), Cantor Colburn LLP - SABIC Americas, and EVAN LAW GROUP LLC. Applicants should budget for extended prosecution, develop technically specific interview agendas, and preserve a clear written explanation of why the amended claims differ from the cited references.

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

Performance Statistics

16.1%
Allow Rate
-43.9% vs TC avg
289
Total Applications
+21.3%
Interview Lift
1494
Avg Prosecution Days
Based on 273 resolved cases, 2023–2026

Rejection Statute Breakdown

13.5%
§101 Eligibility
19.5%
§102 Novelty
40.7%
§103 Obviousness
23.2%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18258236 PLASTICIZER COMPOSITION Non-Final OA HANWHA SOLUTIONS CORPORATION
18257714 POLYESTER COMPOSITIONS COMPRISING TETRAMETHYL-CYCLOBUTANEDIOL HAVING AN IMPROVED CATALYST SYSTEM COMPRISING LITHIUM AND GALLIUM ATOMS Final Rejection Eastman Chemical Company
18257729 POLYESTER COMPOSITIONS COMPRISING TETRAMETHYL CYCLOBUTANEDIOL HAVING AN IMPROVED CATALYST SYSTEM COMPRISING LITHIUM AND ALUMINUM Final Rejection Eastman Chemical Company
18277203 RESIN COMPOSITION AND USE THEREOF Final Rejection MITSUI CHEMICALS, INC.

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Frequently Asked Questions

What is examiner Heidi Riviere Kelley's allowance rate?

16.1% of resolved applications examined by Heidi Riviere Kelley were allowed (273 resolved cases), compared with 52.6% across Art Unit 1765 over the last five years.

Does an interview help with examiner Heidi Riviere Kelley?

This examiner's interview lift is +21.3 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Heidi Riviere Kelley take to allow a patent?

Applications allowed by Heidi Riviere Kelley took 1,494 days on average from filing to allowance.

Which art unit does examiner Heidi Riviere Kelley work in?

Heidi Riviere Kelley examines applications in Art Unit 1765 in Tech Center 4100.

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