Prosecution Insights
Last updated: April 19, 2026

Examiner: MRUK, GEOFFREY S

Tech Center 2800 • Art Units: 2853

This examiner grants 92% of resolved cases

Performance Statistics

92.2%
Allow Rate
+24.2% vs TC avg
1170
Total Applications
+3.0%
Interview Lift
815
Avg Prosecution Days
Based on 1152 resolved cases, 2023–2026

Rejection Statute Breakdown

0.5%
§101 Eligibility
14.5%
§102 Novelty
66.7%
§103 Obviousness
5.7%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18787844 LIQUID DISCHARGE HEAD AND LIQUID DISCHARGE METHOD Non-Final OA CANON KABUSHIKI KAISHA
18646354 LIQUID EJECTION HEAD AND METHOD OF PRODUCING THE SAME Non-Final OA CANON KABUSHIKI KAISHA
18645644 LIQUID DISCHARGE HEAD Non-Final OA CANON KABUSHIKI KAISHA
18639254 PIEZOELECTRIC ACTUATOR AND LIQUID EJECTION HEAD Non-Final OA CANON KABUSHIKI KAISHA
18631298 PRINTING HEAD SUBSTRATE Non-Final OA CANON KABUSHIKI KAISHA
18512557 Liquid Ejecting Head And Liquid Ejecting Apparatus Non-Final OA SEIKO EPSON CORPORATION
18291920 INKJET RECORDING DEVICE Non-Final OA KYOCERA CORPORATION
18660280 LIQUID DISCHARGE HEAD, LIQUID DISCHARGE UNIT, AND LIQUID DISCHARGE APPARATUS Non-Final OA RICOH COMPANY, LTD.
18694797 A BUBBLE STOPPER OBJECT FOR AN INK-JET PRINT HEAD Non-Final OA SICPA HOLDING SA
18788180 Method for Aesthetically Cleaning Ink Cartridge Printhead Nozzles for Inkjet Printing on Curved Surfaces Non-Final OA TubeWriter LLC
18672828 INK JET PRINT HEAD NOZZLE MATRIX LAYOUT Non-Final OA FUJIFILM Dimatix, Inc.
18713753 THERMAL TRANSFER PRINTING DEVICE WITH DECAL FUNCTION Non-Final OA DS GLOBAL

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