Prosecution Insights
Last updated: October 02, 2026

Examiner: NATARAJAN, MEERA

Tech Center 1600 • Art Units: 1643 1645 1646 1674

This examiner grants 62% of resolved cases

Analysis

Meera Natarajan is an examiner in Tech Center 1600 and Art Unit 1643, with 763 resolved cases. The allowance rate is 62.5 percent. The median time to allowance is 1177 days. These figures indicate a moderate level of difficulty and a standard prosecution timeline. The 763 resolved cases offer a stable data set for predicting future outcomes and understanding the examiner's typical pace for granting patents in this art unit.

The interview lift is 18.0 percent. This positive lift suggests that interviews are a helpful tactic for improving the odds of an allowance. Practitioners should use the 18.0 percent lift to justify an interview, particularly when facing rejections. The 1177-day median to allowance is a benchmark for managing client expectations. With a 62.5 percent allowance rate and an 18.0 percent lift, the examiner appears to be open to resolving issues through direct communication, making interviews a valuable tool for practitioners in Tech Center 1600.

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

Performance Statistics

62.5%
Allow Rate
+2.5% vs TC avg
791
Total Applications
+18.0%
Interview Lift
1177
Avg Prosecution Days
Based on 763 resolved cases, 2023–2026

Rejection Statute Breakdown

3.5%
§101 Eligibility
16.5%
§102 Novelty
27.5%
§103 Obviousness
28.1%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18528157 ANTI- GPRC5D ANTIBODIES, BISPECIFIC ANTIGEN BINDING MOLECULES THAT BIND GPRC5D AND CD3, AND USES THEREOF Non-Final OA Janssen Biotech, Inc.
17621303 IN SITU RECRUITMENT, REPROGRAMMING, AND RELEASE OF CAR-T CELLS Non-Final OA THE UNIVERSITY OF NORTH CAROLINA AT CHAPEL HILL
18639592 COMPOSITIONS AND METHODS FOR MODULATING HYDROXYLATION OF ACC2 BY PHD3 Non-Final OA President and Fellows of Harvard College
17969033 METHODS FOR TREATING PRURIGO NODULARIS BY ADMINISTERING AN IL-4R ANTAGONIST Non-Final OA REGENERON PHARMACEUTICALS, INC.
18338313 NOVEL METHOD FOR PRODUCING ANTIBODIES Non-Final OA TSINGHUA UNIVERSITY
18558882 DOUBLE SIDED CHIMERIC ANTIGEN RECEPTOR (CAR) ENGINEERED CELL MEMBRANE BASED DRUG DELIVERY SYSTEMS Non-Final OA BOARD OF REGENTS, THE UNIVERSITY OF TEXAS SYSTEM
18305292 COILED COIL IMMUNOGLOBULIN FUSION PROTEINS AND COMPOSITIONS THEREOF Non-Final OA THE SCRIPPS RESEARCH INSTITUTE
18627727 COMBINED ADMINISTRATION Non-Final OA Hoffmann-La Roche Inc.
18699059 ANTI-CD3 MONOCLONAL ANTIBODIES AND THERAPEUTIC CONSTRUCTS Non-Final OA UNIVERSITY OF OTTAWA
18430415 BISPECIFIC ANTIBODY CONSTRUCTS FOR CDH3 AND CD3 Non-Final OA AMGEN RESEARCH (MUNICH) GMBH
17924695 CHIMAERIC PROTEINS AND THERAPEUTIC AGENTS Non-Final OA Oxford University Innovation Limited
18697515 Combination Therapies for Treating Cancer Non-Final OA GlaxoSmithKline Intellectual Property Development Limited
18690886 USE OF ANTI-CD40 ANTIBODY Non-Final OA CHIA TAI TIANQING PHARMACEUTICAL GROUP CO., LTD.
18290668 NOVEL CHIMERIC ANTIGEN RECEPTOR AND IMMUNE CELLS EXPRESSING SAME Non-Final OA KOREA RESEARCH INSTITUTE OF BIOSCIENCE AND BIOTECHNOLOGY
17474389 Checkpoint Inhibitor and Vaccine Combinations and Use of Same for Immunotherapy Final Rejection INOVIO PHARMACEUTICALS, INC.
18634868 ANTI-CD28 X ANTI-ENPP3 ANTIBODIES Non-Final OA Xencor, Inc.

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