Prosecution Insights
Last updated: October 26, 2026

Daniel F Hajnik, USPTO Patent Examiner

Listed by the USPTO as HAJNIK, DANIEL F

Tech Center 2600 • Art Units: 2611 2612 2614 2616 2628 2679 2699

This examiner grants 78% of resolved cases

Analysis

HAJNIK, DANIEL F is a USPTO patent examiner in tech center 2600 and art unit 2611. Across 794 resolved cases, the allowance rate is 78.1%, and the median time to allowance is 1051 days. The 21.0% interview lift indicates that interviews were associated with improved allowance outcomes in the available record.

The leading companies are Apple Inc., Target Brands Inc., and NVIDIA Corporation. The leading firms are FOLEY & LARDNER LLP and SUGHRUE MION, PLLC. These recurring participants provide a concise reference point for counsel developing examiner-specific prosecution plans.

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

Performance Statistics

78.1%
Allow Rate
+16.1% vs TC avg
801
Total Applications
+21.0%
Interview Lift
1051
Avg Prosecution Days
Based on 794 resolved cases, 2023–2026

Rejection Statute Breakdown

14.8%
§101 Eligibility
7.6%
§102 Novelty
60.7%
§103 Obviousness
6.4%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
19094492 Face-Based Auto Exposure for User Enrollment Non-Final OA Apple Inc.
18781885 SYSTEMS, DEVICES, AND METHODS FOR AUDIO PRESENTATION IN A THREE-DIMENSIONAL ENVIRONMENT Non-Final OA Apple Inc.
18817438 SCENE BUILDER Non-Final OA Target Brands, Inc.
18322319 GENERATING ARTIFICIAL AGENTS FOR REALISTIC MOTION SIMULATION USING BROADCAST VIDEOS Final Rejection NVIDIA Corporation

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 Daniel F Hajnik's allowance rate?

78.1% of resolved applications examined by Daniel F Hajnik were allowed (794 resolved cases), compared with 70.5% across Art Unit 2611 over the last five years.

Does an interview help with examiner Daniel F Hajnik?

This examiner's interview lift is +21.0 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Daniel F Hajnik take to allow a patent?

Applications allowed by Daniel F Hajnik took 1,051 days on average from filing to allowance.

Which art unit does examiner Daniel F Hajnik work in?

Daniel F Hajnik examines applications in Art Unit 2611 in Tech Center 2600 (Communications).

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