Prosecution Insights
Last updated: October 27, 2026

Sahil Chander Aggarwal, USPTO Patent Examiner

Listed by the USPTO as AGGARWAL, SAHIL CHANDER

Tech Center 1600 • Art Units: 1623

This examiner grants 67% of resolved cases

Analysis

Sahil Chander Aggarwal is an examiner in Tech Center 1600 and Art Unit 1623, with 3 resolved cases. The allowance rate is 66.7%, and the median time to allowance is 942 days. The data shows an interview lift of 0.0%, suggesting that interviews have not historically changed outcomes in this limited sample. Top companies include Bristol-Myers Squibb Company, Janssen Pharmaceuticals Inc., and Prilenia Neurotherapeutics Ltd. The firms BakerHostetler, NOVICK, KIM & LEE, PLLC, and ROTHWELL, FIGG, ERNST & MANBECK, P.C. are active.

The 66.7% allowance rate is based on a small set of 3 resolved cases, which should be considered when evaluating performance. A median pendency of 942 days provides an initial baseline for prosecution timing in Art Unit 1623. The 0.0% interview lift indicates that, thus far, interviews have not resulted in a statistical increase in allowances. For Bristol-Myers Squibb Company, the 66.7% rate is the primary metric available. Practitioners should monitor this examiner as more cases are resolved to see if the 0.0% lift persists. The 942-day median pendency suggests a standard timeline for the biotech sector.

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

Performance Statistics

66.7%
Allow Rate
+6.7% vs TC avg
37
Total Applications
+0.0%
Interview Lift
942
Avg Prosecution Days
Based on 3 resolved cases, 2023–2026

Rejection Statute Breakdown

1.9%
§101 Eligibility
15.7%
§102 Novelty
33.3%
§103 Obviousness
30.6%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18504196 INHIBITORS OF PROTEIN TYROSINE PHOSPHATASE, COMPOSITIONS, AND METHODS OF USE Non-Final OA BRISTOL-MYERS SQUIBB COMPANY
18687372 PROCESS FOR THE PREPARATION OF AN OPTICALLY ACTIVE ISOXAZOLINE COMPOUND Non-Final OA SYNGENTA CROP PROTECTION AG
18714407 MATERIAL FOR PHOTOELECTRIC CONVERSION ELEMENT FOR IMAGING, AND PHOTOELECTRIC CONVERSION ELEMENT Non-Final OA NIPPON STEEL CHEMICAL & MATERIAL CO., LTD.
18249581 PEG-FREE AQUEOUS SUSPENSIONS FOR PARENTERAL ADMINISTRATION OF A CORTICOSTEROID Non-Final OA Pfizer Inc.
18858418 Oxazepin Derivative Non-Final OA TEIJIN PHARMA LIMITED
18859285 METHOD FOR PRODUCING TITANIUM-CONTAINING SILICON OXIDE, METHOD FOR PRODUCING EPOXIDE, AND TITANIUM-CONTAINING SILICON OXIDE Non-Final OA SUMITOMO CHEMICAL COMPANY, LIMITED
18792949 HETERODIMER COMPOSITIONS AND METHODS FOR THE TREATMENT OF OCULAR DISORDERS Non-Final OA Ripple Therapeutics Corporation
18422011 ORGANIC ELECTROLUMINESCENT MATERIALS AND DEVICES Non-Final OA UNIVERSAL DISPLAY CORPORATION
18924880 Abuse-Deterrent Pharmaceutical Composition with Aversion Properties Non-Final OA AARDVARK THERAPEUTICS INC.
18846616 MULTICYCLIC COMPOUNDS Non-Final OA Antares Therapeutics, Inc.

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Frequently Asked Questions

What is examiner Sahil Chander Aggarwal's allowance rate?

66.7% of resolved applications examined by Sahil Chander Aggarwal were allowed (3 resolved cases), compared with 51.3% across Art Unit 1623 over the last five years.

Does an interview help with examiner Sahil Chander Aggarwal?

This examiner's interview lift is +0.0 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Sahil Chander Aggarwal take to allow a patent?

Applications allowed by Sahil Chander Aggarwal took 942 days on average from filing to allowance.

Which art unit does examiner Sahil Chander Aggarwal work in?

Sahil Chander Aggarwal examines applications in Art Unit 1623 in Tech Center 1600 (Biotechnology & Pharmaceuticals).

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