Prosecution Insights
Last updated: October 27, 2026

Eric Frank Winakur, USPTO Patent Examiner

Listed by the USPTO as WINAKUR, ERIC FRANK

Tech Center 3700 • Art Units: 1799 3735 3768 3777 3791 3796

This examiner grants 79% of resolved cases

Analysis

WINAKUR, ERIC FRANK has resolved 1055 cases in tech center 3700 and art unit 1799. The allowance rate is 79.3%, with a median of 1168 days to allowance. The interview lift is 13.8%, supporting a positive but measured interview signal.

The listed companies are MASIMO Corporation, Apple Inc., and Microsoft Technology Licensing, LLC. The listed firms are Knobbe, Martens, Olson & Bear, LLP, HARNESS DICKEY (DETROIT), and McDonald Hopkins LLC. The substantial case history supports using the allowance and interview figures as practical planning inputs, while the median duration calls for attention to prosecution timing.

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

Performance Statistics

79.3%
Allow Rate
+9.3% vs TC avg
1,093
Total Applications
+13.8%
Interview Lift
1168
Avg Prosecution Days
Based on 1055 resolved cases, 2023–2026

Rejection Statute Breakdown

8.8%
§101 Eligibility
22.1%
§102 Novelty
28.3%
§103 Obviousness
26.5%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
17974076 Optical Sensor Subsystem Adjacent a Cover of an Electronic Device Housing Non-Final OA Apple Inc.
18674757 INITIATING COMPUTER ACTIONS BASED ON GAS SENSING Non-Final OA Microsoft Technology Licensing, LLC
18969920 COGNITIVE FUNCTION ASSESSMENT DEVICE AND COGNITIVE FUNCTION ASSESSMENT SYSTEM Non-Final OA Murata Manufacturing Co., Ltd.
18442775 BLOOD-PRESSURE-MEASURING DEVICE AND BLOOD-PRESSURE-MEASURING SYSTEM Non-Final OA OMRON HEALTHCARE Co., Ltd.
19014104 ROBUST FRACTIONAL SATURATION DETERMINATION Non-Final OA Masimo Corporation
18944506 HYPERSATURATION INDEX Non-Final OA Masimo Corporation
18929360 TISSUE PROFILE WELLNESS MONITOR Non-Final OA Masimo Corporation
18867687 DEVICES AND METHODS FOR TRANSCUTANEOUS BILIRUBIN MEASUREMENT Non-Final OA THE UAB RESEARCH FOUNDATION
18885120 TISSUE CHARACTERIZATION Non-Final OA Whoop, Inc.

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Frequently Asked Questions

What is examiner Eric Frank Winakur's allowance rate?

79.3% of resolved applications examined by Eric Frank Winakur were allowed (1,055 resolved cases), compared with 50.4% across Art Unit 1799 over the last five years.

Does an interview help with examiner Eric Frank Winakur?

This examiner's interview lift is +13.8 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Eric Frank Winakur take to allow a patent?

Applications allowed by Eric Frank Winakur took 1,168 days on average from filing to allowance.

Which art unit does examiner Eric Frank Winakur work in?

Eric Frank Winakur examines applications in Art Unit 1799 in Tech Center 3700 (Medical Devices & Mechanical Engineering).

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