Prosecution Insights
Last updated: May 29, 2026

Examiner: KASZTEJNA, MATTHEW JOHN

Tech Center 3900 • Art Units: 3739 3779 3795 3799 3993

This examiner grants 65% of resolved cases

Performance Statistics

64.8%
Allow Rate
+4.8% vs TC avg
934
Total Applications
+13.2%
Interview Lift
1303
Avg Prosecution Days
Based on 901 resolved cases, 2023–2026

Rejection Statute Breakdown

0.1%
§101 Eligibility
15.7%
§102 Novelty
74.5%
§103 Obviousness
3.2%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
17382640 BACK EXOSKELETON TO ASSIST LIFTING Non-Final OA VIRGINIA TECH INTELLECTUAL PROPERTIES, INC.
18267654 MAGNETIC STIRRER Non-Final OA ELECTROLUX APPLIANCES AKTIEBOLAG
18258097 SYSTEM FOR DISPENSING INDIVIDUAL PORTIONS OF BEVERAGES PRECURSOR Non-Final OA SOCIETE DES PRODUITS NESTLE S.A.
16986140 GROOVES OF GOLF CLUB HEADS AND METHODS TO MANUFACTURE GROOVES OF GOLF CLUB HEADS Non-Final OA Karsten Manufacturing Corporation
16986109 GROOVES OF GOLF CLUB HEADS AND METHODS TO MANUFACTURE GROOVES OF GOLF CLUB HEADS Non-Final OA KARSTEN MANUFACTURING CORPORATION
16986119 GROOVES OF GOLF CLUB HEADS AND METHODS TO MANUFACTURE GROOVES OF GOLF CLUB HEADS Non-Final OA KARSTEN MANUFACTURING CORPORATION
18222138 BELT CONVEYOR WING PULLEY Non-Final OA Superior Industries, Inc.
18726111 CAPSULE ENDOSCOPE Non-Final OA Ankon Medical Technologies (Shanghai) Co., LTD
18654119 OROPHARYNGEAL CANNULA COMPATIBLE WITH BITE GUARD Non-Final OA INTERMED LABS LLC
18690714 AN ENDOSCOPY DEVICE Non-Final OA Singapore University of Technology and Design
18585503 ENDOSCOPIC DEVICE AND METHOD FOR OBTAINING LESION SIZE INFORMATION Final Rejection MEDINTECH INC.
17952034 LIGHTING STRUCTURE Final Rejection Yi-Wen Tang
17327235 Cooking Device Having Heat Sources in a Stacked Arrangement Non-Final OA Lifetime Products, Inc.

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