Prosecution Insights
Last updated: October 26, 2026

Amina S Khan, USPTO Patent Examiner

Listed by the USPTO as KHAN, AMINA S

Tech Center 3700 • Art Units: 1754 1761 1764 1786 1796 2857 3774

This examiner grants 48% of resolved cases

Analysis

Amina S. Khan is a patent examiner in Tech Center 3700 and Art Unit 1754. She has managed 1040 resolved cases. The allowance rate for these cases is 47.6 percent. This 47.6 percent rate serves as the primary benchmark for applicants in this art unit.

The interview lift for this examiner is 43.0 percent. This 43.0 percent lift indicates that conducting an interview is associated with a higher probability of allowance than the 47.6 percent baseline. The median time to reach an allowance is 1207 days. This 1207-day duration is an important metric for applicants to use when planning their prosecution schedules.

Top companies appearing before this examiner include The Procter & Gamble Company, Ecco Sko A/S, and Leatherteq Limited. Legal representation is often provided by firms such as LEE & HAYES, P.C., Meunier Carlin & Curfman LLC, and ALSTON & BIRD LLP. These firms manage cases within the 1207-day median pendency. Practitioners should consider the 43.0 percent interview lift as a tactical option to improve the 47.6 percent allowance rate. The 1040 resolved cases provide the statistical basis for these observations.

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

Performance Statistics

47.6%
Allow Rate
-22.4% vs TC avg
1,106
Total Applications
+43.0%
Interview Lift
1207
Avg Prosecution Days
Based on 1040 resolved cases, 2023–2026

Rejection Statute Breakdown

1.2%
§101 Eligibility
9.8%
§102 Novelty
64.2%
§103 Obviousness
17.9%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
17898771 Dye Printing Treatment Liquid Composition, Composition Set, Printing Method, And Ink Jet Printing Method Non-Final OA SEIKO EPSON CORPORATION
17851360 Fabric Treatment Final Rejection The Procter & Gamble Company
16783198 METHOD OF TREATING FABRICS WITH AUTOMATED PRE-TREATMENT OF WATER Final Rejection The Procter & Gamble Company
18389797 IMAGE RECORDING METHOD AND PRINTING METHOD Final Rejection RICOH COMPANY, LTD.
17699790 WATER-SOLUBLE YELLOW GREEN ABSORBING DYES Non-Final OA Becton, Dickinson and Company
19117328 IMPROVED METHOD FOR A PRINTING PROCESS OF FABRICS Non-Final OA ELECTRONICS FOR IMAGING, INC.
17768960 POLYMER COMPOSITION FOR COATING A POLYOLEFIN FABRIC SUBSTRATE Final Rejection BOREALIS AG
19108219 PHOTOCLEAVAGE OF INDICAN Non-Final OA DANMARKS TEKNISKE UNIVERSITET
19114001 AGENT FOR REPIGMENTATION OF KERATIN FIBERS, IN PARTICULAR HUMAN HAIR Non-Final OA DR. KURT WOLFF GMBH & CO. KG
19104459 VEGETABLE EXTRACTS FOR TANNING Non-Final OA TFL Ledertechnik GmbH

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Who Appears Before This Examiner

Top companies before this examiner

Law firms appearing most often

Frequently Asked Questions

What is examiner Amina S Khan's allowance rate?

47.6% of resolved applications examined by Amina S Khan were allowed (1,040 resolved cases), compared with 37.7% across Art Unit 1754 over the last five years.

Does an interview help with examiner Amina S Khan?

This examiner's interview lift is +43.0 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Amina S Khan take to allow a patent?

Applications allowed by Amina S Khan took 1,207 days on average from filing to allowance.

Which art unit does examiner Amina S Khan work in?

Amina S Khan examines applications in Art Unit 1754 in Tech Center 3700 (Medical Devices & Mechanical Engineering).

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