Prosecution Insights
Last updated: October 27, 2026

William M Pierce, USPTO Patent Examiner

Listed by the USPTO as PIERCE, WILLIAM M

Tech Center 3700 • Art Units: 3711

This examiner grants 43% of resolved cases

Analysis

PIERCE, WILLIAM M is assigned to technology center 3700 and art unit 3711. The profile includes 951 resolved cases, with an allowance rate of 42.9%. The substantial volume makes the outcome pattern notable, and the rate indicates that fewer than half of resolved matters reached allowance.

The median time to allowance is 1007 days. Interview lift is 16.5%, showing that interviews are associated with a higher allowance rate than matters without interviews, although the overall allowance rate remains limited.

The recurring companies are ACUSHNET Company, KARSTEN MANUFACTURING Corporation, and Taylor Made Golf Company, Inc. The listed firms are Womble Bond Dickinson US LLP, Adams and Reese LLP, and Bookoff McAndrews, PLLC. Practitioners may need disciplined claim narrowing and focused interview use when pursuing allowance in this profile.

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

Performance Statistics

42.9%
Allow Rate
-27.1% vs TC avg
989
Total Applications
+16.5%
Interview Lift
1007
Avg Prosecution Days
Based on 951 resolved cases, 2023–2026

Rejection Statute Breakdown

10.7%
§101 Eligibility
19.8%
§102 Novelty
35.3%
§103 Obviousness
27.0%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18987098 MULTI-MATERIAL GOLF CLUB HEAD Non-Final OA Acushnet Company
18963302 INTERNALLY DAMPED GOLF CLUB HEAD Non-Final OA Acushnet Company
18920599 ADJUSTABLE BOUNCE WEDGE Non-Final OA Acushnet Company
18901342 METHOD OF FORMING A GOLF CLUB HEAD WITH IMPROVED INERTIA PERFORMANCE Non-Final OA Acushnet Company
18779436 SUPPORTED IRON Non-Final OA Acushnet Company
18501944 GOLF CLUB HEAD HAVING SUPPORTED STRIKING FACE Non-Final OA Acushnet Company
18482392 MULTI-MATERIAL GOLF CLUB HEAD Final Rejection Acushnet Company
18465951 GOLF CLUB HEAD HAVING SPRING MASS DAMPING ELEMENTS Non-Final OA Acushnet Company
18454649 MULTI-MATERIAL GOLF CLUB HEAD Final Rejection Acushnet Company
18237284 GOLF CLUB HEAD WITH ABRASION RESISTANT STRIKING FACE Final Rejection Acushnet Company
18346026 GOLF CLUB HEAD WITH IMPROVED STRIKING FACE Final Rejection Acushnet Company
17897057 MULTI-MATERIAL GOLF CLUB HEAD Final Rejection Acushnet Company
18988254 GOLF CLUB HEAD WITH OPEN BACK CAVITY Non-Final OA KARSTEN MANUFACTURING CORPORATION
18984696 GOLF CLUB HEADS WITH ENERGY STORAGE CHARACTERISTICS Non-Final OA Karsten Manufacturing Corporation
18948778 GOLF CLUB HEAD HAVING AN ADJUSTABLE WEIGHTING SYSTEM Non-Final OA KARSTEN MANUFACTURING CORPORATION
18948789 GOLF CLUB HEAD HAVING AN ADJUSTABLE WEIGHTING SYSTEM Non-Final OA KARSTEN MANUFACTURING CORPORATION
18781776 GOLF CLUB HEADS WITH ADJUSTABLE WEIGHTING SYSTEM Non-Final OA KARSTEN MANUFACTURING CORPORATION
18731092 GOLF CLUB HEAD WITH VIBRATIONAL DAMPING SYSTEM Non-Final OA KARSTEN MANUFACTURING CORPORATION
18676399 Golf Club Head or Other Ball Striking Device Having Impact-Influencing Body Features Non-Final OA Karsten Manufacturing Corporation
18665424 FAIRWAY WOOD GOLF CLUB HEAD WITH LOW CG Non-Final OA Karsten Manufacturing Corporation
18639875 GOLF IRONS WITH SEALED UNDERCUT Non-Final OA KARSTEN MANUFACTURING CORPORATION
18450366 GOLF CLUB HEAD WITH L-SHAPED FACEPLATE AND WEIGHT PAD Final Rejection KARSTEN MANUFACTURING CORPORATION

Facing This Examiner?

IP Author analyzes examiner patterns and generates tailored response strategies with the highest chance of allowance.

Build Your Strategy

Who Appears Before This Examiner

Top companies before this examiner

Law firms appearing most often

Frequently Asked Questions

What is examiner William M Pierce's allowance rate?

42.9% of resolved applications examined by William M Pierce were allowed (951 resolved cases), compared with 40.6% across Art Unit 3711 over the last five years.

Does an interview help with examiner William M Pierce?

This examiner's interview lift is +16.5 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 M Pierce take to allow a patent?

Applications allowed by William M Pierce took 1,007 days on average from filing to allowance.

Which art unit does examiner William M Pierce work in?

William M Pierce examines applications in Art Unit 3711 in Tech Center 3700 (Medical Devices & Mechanical Engineering).

Sign in with your work email

Enter your email to receive a magic link. No password needed.

Personal email addresses (Gmail, Yahoo, etc.) are not accepted.

Free tier: 3 strategy analyses per month