Prosecution Insights
Last updated: October 01, 2026

Examiner: PRONE, CHRISTOPHER D

Tech Center 3700 • Art Units: 3738 3774

This examiner grants 65% of resolved cases

Analysis

Christopher D. Prone is an examiner in Tech Center 3700 and Art Unit 3738. He has managed 821 resolved cases with an allowance rate of 64.8 percent. This 64.8 percent rate indicates that a majority of applications in his docket reach a grant, providing a baseline for applicant expectations.

The interview lift is 19.0 percent. This figure suggests that conducting an interview is a productive strategy for increasing the likelihood of a grant. The 19.0 percent lift provides a meaningful boost to the allowance rate, making it a recommended tactic for practitioners to use during prosecution.

The median days to allowance is 1563. This timeline represents the typical duration for applications to reach a final grant. With 821 resolved cases, these metrics offer a clear view of the examiner's performance. The 1563-day median defines the expected prosecution experience for applicants in this docket.

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

Performance Statistics

64.8%
Allow Rate
-5.2% vs TC avg
871
Total Applications
+19.0%
Interview Lift
1563
Avg Prosecution Days
Based on 821 resolved cases, 2023–2026

Rejection Statute Breakdown

2.0%
§101 Eligibility
23.0%
§102 Novelty
48.1%
§103 Obviousness
25.3%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
17654080 SET OF GLENOID COMPONENTS FOR A SHOULDER PROSTHESIS Non-Final OA HOWMEDICA OSTEONICS CORP.
17764027 Method for Modeling Glenoid Anatomy and Optimization of Asymmetric Component Design Final Rejection Mayo Foundation for Medical Education and Research
18300903 EXPANDABLE EVANS WEDGE Non-Final OA GLOBUS MEDICAL, INC.
17177916 COMPOSITIONS COMPRISING COATED CERAMIC PARTICLES AND METHODS OF MAKING THEM Non-Final OA Warsaw Orthopedic, Inc.
18610547 BALLOONS FOR PROSTHETIC VALVE DELIVERY APPARATUS AND METHODS OF ASSEMBLY Non-Final OA EDWARDS LIFESCIENCES CORPORATION
18606350 FLEXIBLE COMMISSURE FRAME Final Rejection EDWARDS LIFESCIENCES CORPORATION
17732985 PROSTHETIC HEART VALVE HAVING LOCKING FEATURE Final Rejection Edwards Lifesciences Corporation
17654570 ADAPTABLE DEVICES AND SYSTEMS FOR DOCKING IN CIRCULATORY SYSTEM AND METHODS THEREOF Non-Final OA Edwards Lifesciences Corporation
18753476 Independent Proximal Element Actuation Methods Non-Final OA Evalve, Inc.
18715312 Canine Unicompartimental Elbow Humeral Implant Non-Final OA Arthrex, Inc.
18714183 Fixation Methods for Total Ankle Arthroplasty Non-Final OA Arthrex, Inc.
18723624 TRANSCATHETER VALVE DELIVERY SYSTEM WITH IMPROVED LOADING AND DEPLOYMENT Non-Final OA MEDTRONIC, INC.
17726362 BRANCHED ENDOPROSTHESIS WITH TAIL FOR CONTROLLED BRANCH DEPLOYMENT Non-Final OA W. L. Gore & Associates, Inc.
17591383 ADDITIVE MANUFACTURED FEMORAL COMPONENTS Final Rejection Zimmer, Inc.
17767758 EXPANDABLE STENT HAVING OUTFLOW COMMISSURE POSTS FOR TRANSCATHETER IMPLANTATION OF A CARDIAC VALVE PROSTHESIS Final Rejection Medtronic CV Luxembourg S.a.r.l.

Facing This Examiner?

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

Build Your Strategy

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