Prosecution Insights
Last updated: October 26, 2026

Michael Yiming Fang, USPTO Patent Examiner

Listed by the USPTO as FANG, MICHAEL YIMING

Tech Center 3700 • Art Units: 3793 3796 3798

This examiner grants 62% of resolved cases

Analysis

FANG, MICHAEL YIMING is a USPTO patent examiner in Tech Center 3700 and Art Unit 3793. The profile covers 87 resolved cases, with a 62.1% allowance rate and a 36.7% interview lift. The median time to allowance is 1248 days.

Boston Scientific Corporation, Koninklijke Philips N.V., and Intuitive Surgical Operations Inc. are the leading companies represented in the resolved work. Frequently appearing firms are SEAGER, TUFTE & WICKHEM, LLP, Knobbe, Martens, Olson & Bear, LLP, and Outlier Patent Attorneys, PLLC. For practitioners, the interview-lift figure supports treating examiner interviews as a potentially useful part of prosecution strategy.

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

Performance Statistics

62.1%
Allow Rate
-7.9% vs TC avg
130
Total Applications
+36.7%
Interview Lift
1248
Avg Prosecution Days
Based on 87 resolved cases, 2023–2026

Rejection Statute Breakdown

4.3%
§101 Eligibility
8.3%
§102 Novelty
56.3%
§103 Obviousness
29.1%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18813808 ULTRASOUND PROBE Non-Final OA FUJIFILM Corporation
18819001 Intravascular Ultrasound Catheter Final Rejection Boston Scientific Scimed, Inc.
18642195 DEVICES, SYSTEMS, AND METHODS FOR IMAGING WITHIN A BODY LUMEN Non-Final OA Boston Scientific Scimed, Inc.
18373706 BEACON DEVICES, SYSTEMS, AND METHODS FOR MEDICAL PROCEDURES Final Rejection BOSTON SCIENTIFIC SCIMED, INC.
19112395 SURGICAL INSTRUMENT KINEMATICS PROCESSING, NAVIGATION, AND FEEDBACK Final Rejection Intuitive Surgical Operations, Inc.
17993227 SYSTEMS AND METHODS FOR NAVIGATION IN IMAGE-GUIDED MEDICAL PROCEDURES Non-Final OA INTUITIVE SURGICAL OPERATIONS, INC.
18872868 HYBRID INTRAVASCULAR ULTRASOUND AND INTRACARDIAC ECHOCARDIOGRAPHY TRANSDUCER AND ASSOCIATED DEVICES, SYSTEMS, AND METHODS Final Rejection KONINKLIJKE PHILIPS N.V.
18864016 SYSTEM AND METHOD FOR ASSISTANCE IN A SURGICAL PROCEDURE Non-Final OA KONINKLIJKE PHILIPS N.V.
18039586 INDUCTIVE SENSING SYSTEM FOR SENSING ELECTROMAGNETIC SIGNALS FROM A BODY Non-Final OA KONINKLIJKE PHILIPS N.V.
19481805 DEVICE USE-TIME ESTIMATION Non-Final OA Exo Imaging, Inc.
19061813 METHOD FOR QUANTIFYING BREAST DENSITY AND ULTRASONIC IMAGING SYSTEM Final Rejection GE Precision Healthcare LLC
18105381 DETERMINING A LOCATION OF AN APPARATUS IN AN MRT SYSTEM Non-Final OA Siemens Healthcare GmbH
18740940 DISTAL END COMPONENT PORTION, ENDOSCOPE INSERTION PORTION, ENDOSCOPE AND ULTRASOUND ENDOSCOPE Final Rejection OLYMPUS MEDICAL SYSTEMS CORP.
19046322 HISTOTRIPSY SYSTEMS AND METHODS FOR MANAGING THERMAL DOSE DELIVERED TO A SUBJECT Final Rejection HistoSonics, Inc.
18684813 SYSTEMS, METHODS, AND COMPUTER READABLE MEDIA FOR PARAMETRIC FDG PET QUANTIFICATION, SEGMENTATION AND CLASSIFICATION OF ABNORMALITIES Non-Final OA University of Virginia Patent Foundation
18945685 PRIORITIZATION OF MULTIPLE OBJECTS IN AN ASSISTANCE FUNCTIONALITY FOR A SURGICAL MICROSCOPY SYSTEM Non-Final OA CARL ZEISS MEDITEC AG

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Frequently Asked Questions

What is examiner Michael Yiming Fang's allowance rate?

62.1% of resolved applications examined by Michael Yiming Fang were allowed (87 resolved cases), compared with 48.7% across Art Unit 3793 over the last five years.

Does an interview help with examiner Michael Yiming Fang?

This examiner's interview lift is +36.7 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Michael Yiming Fang take to allow a patent?

Applications allowed by Michael Yiming Fang took 1,248 days on average from filing to allowance.

Which art unit does examiner Michael Yiming Fang work in?

Michael Yiming Fang examines applications in Art Unit 3793 in Tech Center 3700 (Medical Devices & Mechanical Engineering).

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