Prosecution Insights
Last updated: October 26, 2026

George Sterling Gray, USPTO Patent Examiner

Listed by the USPTO as GRAY, GEORGE STERLING

Tech Center 3600 • Art Units: 3676

This examiner grants 75% of resolved cases

Analysis

GRAY, GEORGE STERLING is a USPTO patent examiner in Tech Center 3600 and art unit 3676. The record includes 660 resolved cases, an allowance rate of 75.3%, and a median of 967 days to allowance. Interview participation shows a lift of 10.0%, indicating a positive association with allowance that is smaller than the overall allowance result.

The leading companies are Halliburton Energy Services Inc., Schlumberger Technology Corporation, and Mason Specialty Tools LLC. The listed firms are C. Tumey Law Group PLLC - HES, BENNETT JONES LLP, and CANTOR COLBURN LLP - FastCAP Systems. Practitioners can use the sizable record to examine recurring energy and tool-related claim issues, with interviews serving as a targeted supplement to written prosecution.

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

Performance Statistics

75.3%
Allow Rate
+23.3% vs TC avg
684
Total Applications
+10.0%
Interview Lift
967
Avg Prosecution Days
Based on 660 resolved cases, 2023–2026

Rejection Statute Breakdown

1.2%
§101 Eligibility
16.2%
§102 Novelty
45.1%
§103 Obviousness
32.5%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18994875 ELECTRO-MECHANICAL ACTUATOR ASSEMBLY Non-Final OA SCHLUMBERGER TECHNOLOGY CORPORATION
18812727 FIRE ON DEMAND ATMOSPHERIC BARRIER VALVE USING TEC LINE AND HYDRAULIC BOOST ASSEMBLY Final Rejection Halliburton Energy Services, Inc.
18714715 Brush Tool for Well Plug and Abandonment Operations and Installation of Completion Products Non-Final OA Halliburton Energy Services, Inc.

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Frequently Asked Questions

What is examiner George Sterling Gray's allowance rate?

75.3% of resolved applications examined by George Sterling Gray were allowed (660 resolved cases), compared with 63.4% across Art Unit 3676 over the last five years.

Does an interview help with examiner George Sterling Gray?

This examiner's interview lift is +10.0 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner George Sterling Gray take to allow a patent?

Applications allowed by George Sterling Gray took 967 days on average from filing to allowance.

Which art unit does examiner George Sterling Gray work in?

George Sterling Gray examines applications in Art Unit 3676 in Tech Center 3600 (Transportation, E-Commerce & Mechanical Systems).

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