Prosecution Insights
Last updated: October 27, 2026

Claire M Kaufman, USPTO Patent Examiner

Listed by the USPTO as KAUFMAN, CLAIRE M

Tech Center 1600 • Art Units: 1646 1653 1654 1674

This examiner grants 63% of resolved cases

Analysis

Claire M. Kaufman works in tech center 1600 and art unit 1646, with 577 resolved cases. The allowance rate is 63.3%, and the median time to allowance is 1093 days. Interview lift is 51.0%, indicating a strong favorable association between interviews and allowance outcomes in the available record.

The leading companies are Novartis AG, Amgen Inc., and Janssen Pharmaceuticals Inc. The leading firms are Clark+Elbing LLP, BakerHostetler, and Bayramoglu Law Offices LLC. Practitioners may give interviews a prominent role in prosecution planning, particularly when the discussion can lead to focused amendments or clearer distinctions over the cited art.

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

Performance Statistics

63.3%
Allow Rate
+3.3% vs TC avg
622
Total Applications
+51.0%
Interview Lift
1093
Avg Prosecution Days
Based on 577 resolved cases, 2023–2026

Rejection Statute Breakdown

3.3%
§101 Eligibility
17.2%
§102 Novelty
25.4%
§103 Obviousness
40.0%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18019467 TREATMENT OF CLL Final Rejection NOVARTIS AG
18019469 TREATMENT OF B CELL MALIGNANCIES Non-Final OA NOVARTIS AG
17921793 PHARMACEUTICAL FORMULATION Final Rejection AMGEN INC.
17774232 MULTITARGETING ANTIGEN-BINDING MOLECULES FOR USE IN PROLIFERATIVE DISEASES Non-Final OA AMGEN INC.
18392954 ANTIBODY MOLECULES TO PG-L1 AND METHODS OF TREATING CANCER AND INFECTIOUS DISEASES Final Rejection PRESIDENT AND FELLOWS OF HARVARD COLLEGE
18567967 POLYPEPTIDES TARGETING CD70-POSITIVE CANCERS Non-Final OA BOARD OF REGENTS, THE UNIVERSITY OF TEXAS SYSTEM
18175225 METHOD OF TREATMENT OF PATIENTS HAVING REDUCED SENSITIVITY TO A BCL-2 INHIBITOR Non-Final OA The Regents of the University of Colorado, A Body Corporate
18002368 METHOD OF TREATMENT OF INFLAMMATORY BOWEL DISEASE USING ANTI-TL1A ANTIBODIES Non-Final OA Pfizer Inc.
17972867 MONOCLONAL ANTIBODIES AGAINST C-MET Non-Final OA Genmab A/S
17924540 COMPOSITIONS AND METHODS FOR TREATING CANCER Final Rejection Adagene AG

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Frequently Asked Questions

What is examiner Claire M Kaufman's allowance rate?

63.3% of resolved applications examined by Claire M Kaufman were allowed (577 resolved cases), compared with 40.9% across Art Unit 1646 over the last five years.

Does an interview help with examiner Claire M Kaufman?

This examiner's interview lift is +51.0 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Claire M Kaufman take to allow a patent?

Applications allowed by Claire M Kaufman took 1,093 days on average from filing to allowance.

Which art unit does examiner Claire M Kaufman work in?

Claire M Kaufman examines applications in Art Unit 1646 in Tech Center 1600 (Biotechnology & Pharmaceuticals).

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