Prosecution Insights
Last updated: October 27, 2026

Ian Bryce Shelton, USPTO Patent Examiner

Listed by the USPTO as SHELTON, IAN BRYCE

Tech Center 3900 • Art Units: 3612 3613 3618 3651 3993

This examiner grants 78% of resolved cases

Analysis

SHELTON, IAN BRYCE is assigned to tech center 3900 and art unit 3612. The profile reports 277 resolved cases, a 78.0% allowance rate, and a median of 798 days to allowance. Interviews are associated with a 14.7% lift in the reported allowance outcome.

Wonderland Switzerland AG, Toyota Motor Corporation, and Kabushiki Kaisha Toshiba are the leading companies. The listed firms are HAUPTMAN HAM, LLP, ARENTFOX SCHIFF LLP, and BIRCH STEWART KOLASCH & BIRCH, LLP. Counsel can use the profile to set timing expectations and decide whether an interview would help address claim interpretation, technical distinctions, or a proposed amendment.

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

Performance Statistics

78.0%
Allow Rate
+18.0% vs TC avg
314
Total Applications
+14.7%
Interview Lift
798
Avg Prosecution Days
Based on 277 resolved cases, 2023–2026

Rejection Statute Breakdown

0.3%
§101 Eligibility
24.7%
§102 Novelty
49.4%
§103 Obviousness
21.2%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18910961 HAND-DRIVING MOVABLE BODY Final Rejection Toshiba Tec Kabushiki Kaisha
18922620 ELECTRONICS UNIT FOR A TRACTION BATTERY OF A VEHICLE Non-Final OA Volvo Car Corporation
19103763 VEHICLE Non-Final OA LG ENERGY SOLUTION, LTD.
19056946 BATTERY UNIT Non-Final OA MAZDA MOTOR CORPORATION
18588792 ELECTRIC VEHICLE DRIVING DEVICE Non-Final OA Mitsubishi Electric Corporation
19058071 SUPPORT STRUCTURE OF BATTERY Non-Final OA Isuzu Motors Limited
18796066 WHEEL MECHANISM AND CHILD CARRIER Non-Final OA WONDERLAND SWITZERLAND AG
18668395 BABY CARRIAGE BRAKE MECHANISM AND BABY CARRIAGE HAVING THE SAME Final Rejection WONDERLAND SWITZERLAND AG
18724827 Silencer Unit for a Utility Vehicle Final Rejection KNORR-BREMSE Systeme fuer Nutzfahrzeuge GmbH
18788596 CART MOUNTABLE GOLF CADDY Non-Final OA Textron Inc.

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Frequently Asked Questions

What is examiner Ian Bryce Shelton's allowance rate?

78.0% of resolved applications examined by Ian Bryce Shelton were allowed (277 resolved cases), compared with 74.4% across Art Unit 3612 over the last five years.

Does an interview help with examiner Ian Bryce Shelton?

This examiner's interview lift is +14.7 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Ian Bryce Shelton take to allow a patent?

Applications allowed by Ian Bryce Shelton took 798 days on average from filing to allowance.

Which art unit does examiner Ian Bryce Shelton work in?

Ian Bryce Shelton examines applications in Art Unit 3612 in Tech Center 3900.

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