Prosecution Insights
Last updated: October 27, 2026

Alan D Diamond, USPTO Patent Examiner

Listed by the USPTO as DIAMOND, ALAN D

Tech Center 3900 • Art Units: 1629 3991 3992

This examiner grants 72% of resolved cases

Analysis

DIAMOND, ALAN D has resolved 214 cases in Tech Center 3900 and Art Unit 1629. The allowance rate is 71.5%, and the median time to allowance is 878 days. The interview lift is 8.5%, indicating a positive but restrained association between interviews and allowance in the recorded cases.

The listed companies are W. R. Grace & Co.-conn., Samsung Display Co., Ltd., and Verdant Technologies LLC. The associated firms are Clark+Elbing LLP, Dennemeyer & Associates, LLC, and DORITY & MANNING, P.A. & W. R. Grace & Co.-Conn. Counsel can use the allowance and timing measures to frame expectations for matters in this art unit.

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

Performance Statistics

71.5%
Allow Rate
+11.5% vs TC avg
236
Total Applications
+8.5%
Interview Lift
878
Avg Prosecution Days
Based on 214 resolved cases, 2023–2026

Rejection Statute Breakdown

1.6%
§101 Eligibility
7.5%
§102 Novelty
21.9%
§103 Obviousness
29.0%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
19637750 CATALYST COMPOSITION AND SYSTEM HAVING EXTENDED LIFETIME Non-Final OA W.R Grace & Co.-Conn
19398341 ORGANIC LIGHT EMITTING DISPLAY DEVICE AND METHOD OF MANUFACTURING AN ORGANJC LIGHT EMITTING DISPLAY DEVICE Non-Final OA SAMSUNG DISPLAY CO., LTD.
18634437 Electrostatic Printing of Cyclodextrin Compositions Final Rejection Verdant Technologies, LLC
18753354 CHEMICAL FORMULATIONS FOR ELECTROCHEMICAL DEVICE Non-Final OA The Regents of the University of California
18986503 RNA Synthesis-Phosphoramidites for Synthetic RNA in the Reverse Direction, and Application in Convenient Introduction of Ligands, Chromophores and Modifications of Synthetic RNA at the 3'-End Non-Final OA ChemGenes Corporation

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Frequently Asked Questions

What is examiner Alan D Diamond's allowance rate?

71.5% of resolved applications examined by Alan D Diamond were allowed (214 resolved cases), compared with 42.3% across Art Unit 1629 over the last five years.

Does an interview help with examiner Alan D Diamond?

This examiner's interview lift is +8.5 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Alan D Diamond take to allow a patent?

Applications allowed by Alan D Diamond took 878 days on average from filing to allowance.

Which art unit does examiner Alan D Diamond work in?

Alan D Diamond examines applications in Art Unit 1629 in Tech Center 3900.

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