Prosecution Insights
Last updated: October 26, 2026

William R Carpenter, USPTO Patent Examiner

Listed by the USPTO as CARPENTER, WILLIAM R

Tech Center 3700 • Art Units: 3763 3767 3783

This examiner grants 54% of resolved cases

Analysis

CARPENTER, WILLIAM R is a USPTO patent examiner in tech center 3700 and art unit 3763. The record contains 1015 resolved cases, a 54.2% allowance rate, and a median of 1323 days to allowance. The interview lift is 53.0%, making interviews a major differentiating feature of the prosecution record and a potentially important avenue for addressing examination issues.

The listed companies are Becton, Dickinson and Company, Imperative Care Inc., and Sanofi S.A. Associated firms include Knobbe, Martens, Olson & Bear, LLP, Bond, Schoeneck & King, PLLC - SANOFI, and Blank Rome LLP. Practitioners should allocate time for interview preparation while accounting for the extended median path to allowance.

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

Performance Statistics

54.2%
Allow Rate
-15.8% vs TC avg
1,089
Total Applications
+53.0%
Interview Lift
1323
Avg Prosecution Days
Based on 1015 resolved cases, 2023–2026

Rejection Statute Breakdown

1.1%
§101 Eligibility
17.2%
§102 Novelty
58.9%
§103 Obviousness
17.0%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
17883490 Introducer Components, Assemblies, and Methods Thereof Non-Final OA Bard Access Systems, Inc.
18639111 MEDICAL DEVICES FOR ENDOSCOPICALLY DISPENSING AGENTS AND RELATED METHODS OF USE Non-Final OA Boston Scientific Scimed, Inc.
18470272 SYRINGE DESIGN FOR CYCLING PARTICULATE SUSPENSIONS Non-Final OA Boston Scientific Scimed, Inc.
18782150 DOSING CUPS AND RELATED MEDICINAL FLUID DELIVERY SYSTEMS Non-Final OA The Procter & Gamble Company
18666955 Drive Assembly for Drug Delivery System Non-Final OA Becton, Dickinson and Company
18510201 Drive Assembly and Spacer for Drug Delivery System Final Rejection Becton, Dickinson and Company
18227725 CATHETER SYSTEM AND RELATED DEVICES FOR INSTRUMENT DELIVERY Final Rejection Becton, Dickinson and Company
18101844 Utilizing Ultrasound Waves for Infection Prevention in Vascular Access Devices Final Rejection Becton, Dickinson and Company
18080428 NEEDLE CAP FOR A MEDICAL SYRINGE Non-Final OA Becton, Dickinson and Company
17994920 Split Septum Needle Free Connector Alignment and Flushing Features Non-Final OA Becton, Dickinson and Company
18784465 FLUID MANAGEMENT SYSTEM AND TISSUE TRAP Non-Final OA Meditrina, Inc.

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Frequently Asked Questions

What is examiner William R Carpenter's allowance rate?

54.2% of resolved applications examined by William R Carpenter were allowed (1,015 resolved cases), compared with 60.3% across Art Unit 3763 over the last five years.

Does an interview help with examiner William R Carpenter?

This examiner's interview lift is +53.0 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner William R Carpenter take to allow a patent?

Applications allowed by William R Carpenter took 1,323 days on average from filing to allowance.

Which art unit does examiner William R Carpenter work in?

William R Carpenter examines applications in Art Unit 3763 in Tech Center 3700 (Medical Devices & Mechanical Engineering).

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