Prosecution Insights
Last updated: October 26, 2026

Randall Lee Gamble Jr., USPTO Patent Examiner

Listed by the USPTO as GAMBLE JR, RANDALL LEE

Tech Center 3700 • Art Units: 1795 3791

This examiner grants 51% of resolved cases

Analysis

GAMBLE JR, RANDALL LEE works in tech center 3700 and art unit 1795. The record contains 39 resolved cases, with an allowance rate of 51.3% and a median of 1213 days to allowance. The allowance figure reflects a record in which allowance and non-allowance outcomes are both materially represented. Interviews show a 26.9% lift, suggesting that direct discussion may help applicants address contested issues. The limited record calls for careful application-specific review.

The leading companies are Ngk Insulators Ltd., SHIMADZU Corporation, and Denso Corporation. The firms most represented are MATTINGLY & MALUR, PC, SUGHRUE MION, PLLC, and FisherBroyles, LLP. These names provide context for the examiner’s portfolio and counsel experience. The median timing also supports planning for a prosecution process that may extend beyond an initial response cycle.

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

Performance Statistics

51.3%
Allow Rate
-18.7% vs TC avg
76
Total Applications
+26.9%
Interview Lift
1213
Avg Prosecution Days
Based on 39 resolved cases, 2023–2026

Rejection Statute Breakdown

6.3%
§101 Eligibility
8.6%
§102 Novelty
57.1%
§103 Obviousness
27.6%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18608322 GAS RECOVERY SYSTEM Final Rejection DENSO CORPORATION
18768619 HIGH THROUGHPUT ELECTROCHEMICAL EXPERIMENTATION DEVICES AND METHODS Final Rejection The Johns Hopkins University
18052989 OSCILLATING REACTION DEVICES, SYSTEMS, AND METHODS FOR SOLVING ISING PROBLEMS Non-Final OA INTERNATIONAL BUSINESS MACHINES CORPORATION
18058484 NANOPORE CELL WITH SEAMLESS WORKING ELECTRODE AND METHODS OF FORMING THE SAME Non-Final OA Roche Sequencing Solutions, Inc.
17510131 ANALYTE SENSOR Final Rejection PercuSense, Inc.
18676145 Display Method, Computer Readable Medium, and Electrophoresis System Final Rejection SHIMADZU CORPORATION
18094528 ELECTROPHORESIS SYSTEM, ELECTROPHORESIS APPARATUS, AND ELECTROPHORESIS ANALYSIS METHOD Final Rejection SHIMADZU CORPORATION
18079481 ELECTROPHORESIS SYSTEM, ELECTROPHORESIS APPARATUS, AND ELECTROPHORESIS ANALYSIS METHOD Final Rejection SHIMADZU CORPORATION

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Frequently Asked Questions

What is examiner Randall Lee Gamble Jr.'s allowance rate?

51.3% of resolved applications examined by Randall Lee Gamble Jr. were allowed (39 resolved cases), compared with 54.7% across Art Unit 1795 over the last five years.

Does an interview help with examiner Randall Lee Gamble Jr.?

This examiner's interview lift is +26.9 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Randall Lee Gamble Jr. take to allow a patent?

Applications allowed by Randall Lee Gamble Jr. took 1,213 days on average from filing to allowance.

Which art unit does examiner Randall Lee Gamble Jr. work in?

Randall Lee Gamble Jr. examines applications in Art Unit 1795 in Tech Center 3700 (Medical Devices & Mechanical Engineering).

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