Prosecution Insights
Last updated: October 26, 2026

Christopher Ryan Legendre, USPTO Patent Examiner

Listed by the USPTO as LEGENDRE, CHRISTOPHER RYAN

Tech Center 3700 • Art Units: 3711 3745

This examiner grants 75% of resolved cases

Analysis

LEGENDRE, CHRISTOPHER RYAN is assigned to Tech Center 3700 and Art Unit 3711. The profile covers 835 resolved cases, with a 75.2% allowance rate and a 26.8% interview lift. The median time to allowance is 1123 days. This combination shows a substantial examination record and indicates that interviews have been associated with a meaningful change in allowance outcomes within the reported data.

The listed companies are ACUSHNET Company, RTX Corporation, and Sumitomo Rubber Industries Ltd. The listed firms are Bachman & LaPointe, P.C., BIRCH STEWART KOLASCH & BIRCH, LLP, and Cantor Colburn LLP - Carrier. Applicants may find interview preparation particularly relevant when developing prosecution strategy in this docket. The allowance rate and timing measure also support planning around both the likelihood of allowance and the expected duration of examination.

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

Performance Statistics

75.2%
Allow Rate
+5.2% vs TC avg
872
Total Applications
+26.8%
Interview Lift
1123
Avg Prosecution Days
Based on 835 resolved cases, 2023–2026

Rejection Statute Breakdown

2.3%
§101 Eligibility
17.9%
§102 Novelty
40.0%
§103 Obviousness
38.6%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18916124 GOLF BALL Non-Final OA Acushnet Company
19021830 Turbine Engine Cold Section Vane Stage Non-Final OA RTX Corporation
19293330 SEALING SYSTEM FOR MAGNETIC LEVITATING CENTRIFUGAL COMPRESSOR AND MAGNETIC LEVITATING CENTRIFUGAL COMPRESSOR Final Rejection Carrier Corporation
18745358 CARTRIDGE FOR PULSE-SEPARATED VARIABLE TURBINE GEOMETRY TURBOCHARGERS Non-Final OA BorgWarner Inc.

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Frequently Asked Questions

What is examiner Christopher Ryan Legendre's allowance rate?

75.2% of resolved applications examined by Christopher Ryan Legendre were allowed (835 resolved cases), compared with 40.6% across Art Unit 3711 over the last five years.

Does an interview help with examiner Christopher Ryan Legendre?

This examiner's interview lift is +26.8 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Christopher Ryan Legendre take to allow a patent?

Applications allowed by Christopher Ryan Legendre took 1,123 days on average from filing to allowance.

Which art unit does examiner Christopher Ryan Legendre work in?

Christopher Ryan Legendre examines applications in Art Unit 3711 in Tech Center 3700 (Medical Devices & Mechanical Engineering).

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