Prosecution Insights
Last updated: October 25, 2026

Imani N Hayman, USPTO Patent Examiner

Listed by the USPTO as HAYMAN, IMANI N

Tech Center 4100 • Art Units: 2800 2835 2841 3763 3767 3783 4100 4169

This examiner grants 72% of resolved cases

Analysis

Imani N. Hayman is assigned to Tech Center 4100 and Art Unit 2800, where she has 731 resolved cases. Her allowance rate is 71.7%, and the median days to allowance is 1210. These figures define the general prosecution environment for applications under her review and provide a baseline for expected outcomes.

The interview lift is 25.3%, suggesting that direct engagement with the examiner is a productive strategy. This 25.3% lift can significantly enhance the 71.7% allowance rate. Top companies in her docket include Cochlear Limited, Shl Medical AG, and Medela AG. These entities are frequently represented by firms such as Cozen O'Connor-DC Office, Knobbe, Martens, Olson & Bear, LLP, and MARSHALL, GERSTEIN & BORUN LLP.

The 731 resolved cases offer a comprehensive view of her performance in Art Unit 2800. Practitioners should account for the 1210 median days to allowance when planning their budgets and timelines. The 25.3% interview lift remains one of the most impactful tools available to improve the 71.7% allowance rate for applicants in Tech Center 4100.

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

Performance Statistics

71.7%
Allow Rate
+11.7% vs TC avg
738
Total Applications
+25.3%
Interview Lift
1210
Avg Prosecution Days
Based on 731 resolved cases, 2023–2026

Rejection Statute Breakdown

1.3%
§101 Eligibility
28.6%
§102 Novelty
46.9%
§103 Obviousness
17.2%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18886090 SELECTABLE DRUG DELIVERY RATE DEVICE Non-Final OA Cochlear Limited
18928775 DRUG INJECTOR MONITORING DEVICE AND METHOD Non-Final OA SOGANG UNIVERSITY RESEARCH & BUSINESS DEVELOPMENT FOUNDATION
18832770 A sub-assembly for a medicament delivery device Non-Final OA SHL Medical AG
18628035 METHOD FOR MANAGING BREAST MILK EXPRESSION Final Rejection MEDELA AG

Facing This Examiner?

IP Author analyzes examiner patterns and generates tailored response strategies with the highest chance of allowance.

Build Your Strategy

Who Appears Before This Examiner

Top companies before this examiner

Law firms appearing most often

Frequently Asked Questions

What is examiner Imani N Hayman's allowance rate?

71.7% of resolved applications examined by Imani N Hayman were allowed (731 resolved cases), compared with 69.7% across Art Unit 2800 over the last five years.

Does an interview help with examiner Imani N Hayman?

This examiner's interview lift is +25.3 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Imani N Hayman take to allow a patent?

Applications allowed by Imani N Hayman took 1,210 days on average from filing to allowance.

Which art unit does examiner Imani N Hayman work in?

Imani N Hayman examines applications in Art Unit 2800 in Tech Center 4100.

Sign in with your work email

Enter your email to receive a magic link. No password needed.

Personal email addresses (Gmail, Yahoo, etc.) are not accepted.

Free tier: 3 strategy analyses per month