Prosecution Insights
Last updated: October 27, 2026

Samantha L Shterengarts, USPTO Patent Examiner

Listed by the USPTO as SHTERENGARTS, SAMANTHA L

Tech Center 1600 • Art Units: 1623 1626 1629

This examiner grants 80% of resolved cases

Analysis

SHTERENGARTS, SAMANTHA L works in tech center 1600 and art unit 1623. The profile covers 1703 resolved cases, an allowance rate of 79.5%, and a median of 783 days to allowance. The 8.0% interview lift is modest compared with the allowance rate as a percentage measure. The large case record provides a substantial historical basis, while the 783-day median supplies a clear timing reference for prosecution planning.

The principal companies are LG Chem Ltd., Stealth BioTherapeutics Inc., and Novartis AG. The firms most represented are FOLEY & LARDNER LLP, LANDO & ANASTASI, LLP, and COOLEY LLP. Applicants in art unit 1623 can draw on the recurring company and counsel experience when preparing filings and responses. The profile supports attention to claim strategy and timing, rather than reliance on interviews alone.

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

Performance Statistics

79.5%
Allow Rate
+19.5% vs TC avg
1,752
Total Applications
+8.0%
Interview Lift
783
Avg Prosecution Days
Based on 1703 resolved cases, 2023–2026

Rejection Statute Breakdown

3.6%
§101 Eligibility
24.7%
§102 Novelty
14.9%
§103 Obviousness
34.7%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18394402 LPA1 ANTAGONISTS FOR TREATING INTERSTITIAL LUNG DISEASE Final Rejection Bristol-Myers Squibb Company
17376829 COMPOUNDS AND COMPOSITIONS FOR TREATING CONDITIONS ASSOCIATED WITH STING ACTIVITY Non-Final OA NOVARTIS PHARMA AG
18279293 INDOLE DERIVATIVES AS SEROTONERGIC AGENTS USEFUL FOR THE TREATMENT OF DISORDERS RELATED THERETO Final Rejection Mindset Pharma Inc.
17446807 PRODRUG MODULATORS OF THE INTEGRATED STRESS PATHWAY Non-Final OA AbbVie Inc.
18846525 ALOTAKETAL COMPOUNDS AND DERIVATIVES THEREOF FOR USE AS ANTIVIRAL AGENTS Non-Final OA THE UNIVERSITY OF BRITISH COLUMBIA
18710010 ORGANIC COMPOUND, ORGANIC DEVICE, LIGHT-EMITTING APPARATUS, AND ELECTRONIC APPLIANCE Non-Final OA SEMICONDUCTOR ENERGY LABORATORY CO., LTD.
17570737 Compositions and Methods for Inhibiting and Treating Coronavirus Infections Final Rejection The Regents of the University of California
18935803 TREATMENT OF CATAPLEXY Non-Final OA SK BIOPHARMACEUTICALS CO., LTD.
18076613 FLUORINE-CONTAINING COMPOUND Non-Final OA DAIKIN INDUSTRIES, LTD.
18294814 ALPHA-METHYLENE AND AMINOMETHYL LACTONES AND LACTAMS FOR TREATMENT OF CLOSTRIDIOIDES DIFFICILE INFECTION (CDI) Non-Final OA Purdue Research Foundation
18558148 CRYSTAL FORM VII OF MELANOCORTIN RECEPTOR AGONIST COMPOUND AND METHOD FOR PREPARING SAME Final Rejection LG CHEM, LTD.
18558142 SULFATE CRYSTALS OF MELANOCORTIN RECEPTOR AGONIST COMPOUND AND METHOD OF PRODUCING SAME Final Rejection LG CHEM, LTD.
18557866 CRYSTALLINE FORM V OF MELANOCORTIN RECEPTOR AGONIST COMPOUND, AND METHOD FOR PREPARING SAME Final Rejection LG CHEM, LTD.

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Frequently Asked Questions

What is examiner Samantha L Shterengarts's allowance rate?

79.5% of resolved applications examined by Samantha L Shterengarts were allowed (1,703 resolved cases), compared with 51.3% across Art Unit 1623 over the last five years.

Does an interview help with examiner Samantha L Shterengarts?

This examiner's interview lift is +8.0 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Samantha L Shterengarts take to allow a patent?

Applications allowed by Samantha L Shterengarts took 783 days on average from filing to allowance.

Which art unit does examiner Samantha L Shterengarts work in?

Samantha L Shterengarts examines applications in Art Unit 1623 in Tech Center 1600 (Biotechnology & Pharmaceuticals).

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