Prosecution Insights
Last updated: October 27, 2026

Nelson B Moseley II, USPTO Patent Examiner

Listed by the USPTO as MOSELEY II, NELSON B

Tech Center 1600 • Art Units: 1642 1671

This examiner grants 68% of resolved cases

Analysis

Nelson B. Moseley II works in Art Unit 1642 of Tech Center 1600. The examiner has a 67.9% allowance rate over 629 resolved cases. The interview lift is 41.7%, suggesting that interviews are highly effective for increasing the chances of an allowance. The median days to allowance is 1141, which provides a timeline for successful prosecution. These metrics are based on the 629 cases resolved by the examiner.

Top companies include Amgen Inc., Macrogenics Inc., and Bristol-Myers Squibb Company. Top firms are BALLARD SPAHR LLP, MEDLER FERRO WOODHOUSE & MILLS PLLC, and STERNE, KESSLER, GOLDSTEIN & FOX P.L.L.C. The 67.9% allowance rate and 41.7% interview lift indicate that direct engagement with the examiner is a valuable strategy. The 1141 days to allowance is the median duration for reaching a final resolution in these cases.

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

Performance Statistics

67.9%
Allow Rate
+7.9% vs TC avg
677
Total Applications
+41.7%
Interview Lift
1141
Avg Prosecution Days
Based on 629 resolved cases, 2023–2026

Rejection Statute Breakdown

6.6%
§101 Eligibility
10.4%
§102 Novelty
34.4%
§103 Obviousness
28.8%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18531312 USE OF IMMUNE CHECKPOINT INHIBITORS IN CENTRAL NERVOUS SYSTEMS NEOPLASMS Non-Final OA Bristol-Myers Squibb Company
18504041 ANTI-LY6G6D ANTIBODIES AND METHODS OF USE Non-Final OA Genentech, Inc.
17759382 SELF-ASSEMBLING PRODRUGS AS IMMUNE BOOSTERS FOR CANCER IMMUNOTHERAPY Non-Final OA THE JOHNS HOPKINS UNIVERSITY
17813100 COMBINATION OF CHECKPOINT INHIBITORS AND AN ONCOLYTIC VIRUS FOR TREATING CANCER Final Rejection Regeneron Pharmaceuticals, Inc.
18316739 Antibody Constructs for CLDN18.2 and CD3 Final Rejection AMGEN INC.
18324773 Zwitterion Polymer-Drug Conjugates Non-Final OA University of Utah Research Foundation
18160386 BISPECIFIC ANTIBODY AGAINST CD3 AND CD20 IN COMBINATION THERAPY FOR TREATING DIFFUSE LARGE B-CELL LYMPHOMA Final Rejection GENMAB A/S

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Frequently Asked Questions

What is examiner Nelson B Moseley II's allowance rate?

67.9% of resolved applications examined by Nelson B Moseley II were allowed (629 resolved cases), compared with 38.5% across Art Unit 1642 over the last five years.

Does an interview help with examiner Nelson B Moseley II?

This examiner's interview lift is +41.7 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Nelson B Moseley II take to allow a patent?

Applications allowed by Nelson B Moseley II took 1,141 days on average from filing to allowance.

Which art unit does examiner Nelson B Moseley II work in?

Nelson B Moseley II examines applications in Art Unit 1642 in Tech Center 1600 (Biotechnology & Pharmaceuticals).

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