Prosecution Insights
Last updated: October 27, 2026

Rachel L Porter, USPTO Patent Examiner

Listed by the USPTO as PORTER, RACHEL L

Tech Center 3600 • Art Units: 3626 3683 3684

This examiner grants 22% of resolved cases

Analysis

Rachel L. Porter has 427 resolved cases in Tech Center 3600 and Art Unit 3626. The profile records a 21.5% allowance rate and a median of 1784 days to allowance. Interviews are associated with a 24.5% lift in the allowance rate. Applicants facing this record should account for extended prosecution and consider how claim scope, evidence, and procedural choices affect the path forward.

The leading companies are Stryker Corporation, Koninklijke Philips N.V., and Muehlhausen Limited. The leading firms are OBLON, MCCLELLAND, MAIER & NEUSTADT, L.L.P., BRAKE HUGHES BELLERMANN LLP, and CALDWELL LLC. The medical-technology affiliations make precise technical characterization a practical priority.

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

Performance Statistics

21.5%
Allow Rate
-30.5% vs TC avg
478
Total Applications
+24.5%
Interview Lift
1784
Avg Prosecution Days
Based on 427 resolved cases, 2023–2026

Rejection Statute Breakdown

28.3%
§101 Eligibility
15.3%
§102 Novelty
31.9%
§103 Obviousness
22.3%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
17621976 Providing Guidance During A Medical Procedure Non-Final OA Stryker Corporation
17635397 METHODS FOR THE STATISTICAL ANALYSIS AND PREDICTIVE MODELING OF STATE TRANSITION GRAPHS Final Rejection KONINKLIJKE PHILIPS N.V.
16760792 CLINICAL DECISION SUPPORT Final Rejection KONINKLIJKE PHILIPS N.V.
18614711 PROCEDURE SUPPORT Final Rejection Siemens Healthineers AG
17095179 ARCHIVING RADIATION THERAPY RECORDS FOR TRANSMISSION AND REVIEW Non-Final OA THE BOARD OF REGENTS OF THE UNIVERSITY OF TEXAS SYSTEM
18706169 A METHOD AND SYSTEM FOR DETERMINING A RISK OF AN ONSET OR PROGRESSION OF MYOPIA Non-Final OA Essilor International
18361046 ELECTRONIC CLINICAL TRIAL PROTOCOL MANAGEMENT SYSTEMS AND RELATED METHODS Final Rejection Flatiron Health, Inc.

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Frequently Asked Questions

What is examiner Rachel L Porter's allowance rate?

21.5% of resolved applications examined by Rachel L Porter were allowed (427 resolved cases), compared with 24.6% across Art Unit 3626 over the last five years.

Does an interview help with examiner Rachel L Porter?

This examiner's interview lift is +24.5 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Rachel L Porter take to allow a patent?

Applications allowed by Rachel L Porter took 1,784 days on average from filing to allowance.

Which art unit does examiner Rachel L Porter work in?

Rachel L Porter examines applications in Art Unit 3626 in Tech Center 3600 (Transportation, E-Commerce & Mechanical Systems).

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