Prosecution Insights
Last updated: October 27, 2026

Rehana Ismail, USPTO Patent Examiner

Listed by the USPTO as ISMAIL, REHANA

Tech Center 1600 • Art Units: 1624 1625

This examiner grants 76% of resolved cases

Analysis

ISMAIL, REHANA is a USPTO patent examiner in Tech Center 1600 and Art Unit 1624. The record contains 101 resolved cases, with a 76.2% allowance rate and a median of 1289 days to allowance. The interview lift is 34.8%, so interviews are a material feature of the profile’s reported prosecution metrics.

The listed companies are Eli Lilly and Company, Bristol-Myers Squibb Company, and The Ohio State University. The listed firms are FISH & RICHARDSON P.C. (TC), Anova Law Group, PLLC, and BakerHostetler. Practitioners handling matters in this art unit can use the combination of a 76.2% allowance rate, a 34.8% interview lift, and a 1289-day median as a basis for planning prosecution timing and interview strategy.

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

Performance Statistics

76.2%
Allow Rate
+16.2% vs TC avg
140
Total Applications
+34.8%
Interview Lift
1289
Avg Prosecution Days
Based on 101 resolved cases, 2023–2026

Rejection Statute Breakdown

5.4%
§101 Eligibility
22.2%
§102 Novelty
28.4%
§103 Obviousness
28.4%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18435117 Compounds and Compositions for Selective Degradation of Engineered Proteins Non-Final OA Bristol-Myers Squibb Company
17910723 METHODS OF MODULATING T-CELL ACTIVATION USING CARBORANES AND CARBORANE ANALOGS Non-Final OA Ohio State Innovation Foundation
18708955 TREATMENT OF MYOTONIC DISORDERS Non-Final OA University of Rochester
18997442 CRYSTALLINE FORMS OF 1,2,4-OXADIAZOLE FUNGICIDES Non-Final OA SYNGENTA CROP PROTECTION AG
18566270 COMPOSITIONS AND METHODS FOR TREATING CELIAC DISEASE Non-Final OA THE REGENTS OF THE UNIVERSITY OF CALIFORNIA
18234341 Heterocycle RMB39 Modulators Final Rejection Recursion Pharmaceuticals, Inc.
17995914 COMPOUNDS FOR THE TREATMENT OF SARS Final Rejection Purdue Research Foundation
18574130 PEST CONTROL COMPOSITION AND PEST CONTROL METHOD Non-Final OA SUMITOMO CHEMICAL COMPANY, LIMITED

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Frequently Asked Questions

What is examiner Rehana Ismail's allowance rate?

76.2% of resolved applications examined by Rehana Ismail were allowed (101 resolved cases), compared with 54.6% across Art Unit 1624 over the last five years.

Does an interview help with examiner Rehana Ismail?

This examiner's interview lift is +34.8 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Rehana Ismail take to allow a patent?

Applications allowed by Rehana Ismail took 1,289 days on average from filing to allowance.

Which art unit does examiner Rehana Ismail work in?

Rehana Ismail examines applications in Art Unit 1624 in Tech Center 1600 (Biotechnology & Pharmaceuticals).

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