Prosecution Insights
Last updated: May 29, 2026

Examiner: BARZACH, JEFFREY EUGENE

Tech Center 2800 • Art Units: 1717 1731 2853

This examiner grants 54% of resolved cases

Performance Statistics

54.2%
Allow Rate
-13.8% vs TC avg
186
Total Applications
+43.3%
Interview Lift
1254
Avg Prosecution Days
Based on 131 resolved cases, 2023–2026

Rejection Statute Breakdown

0%
§101 Eligibility
2.8%
§102 Novelty
76.7%
§103 Obviousness
3.0%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18315249 PHOTOCURABLE COMPOSITION Non-Final OA CANON KABUSHIKI KAISHA
18458578 Maintenance Liquid, Maintenance Method, Recording Apparatus, And Ink Set Non-Final OA SEIKO EPSON CORPORATION
18345401 Dispersant-Containing Liquid And Dispersion Non-Final OA SEIKO EPSON CORPORATION
18070002 Ink Set And Recording Method Final Rejection SEIKO EPSON CORPORATION
17894199 Ink Jet Ink Composition, Recording Method, And Recorded Material Final Rejection SEIKO EPSON CORPORATION
17680384 Aqueous Ink Jet Ink Composition, Ink Jet Recording Method, and Ink Jet Recording Apparatus Non-Final OA Seiko Epson Corporation
18064937 INK SET AND PRINTED ARTICLE Final Rejection FUJIFILM Corporation
17949207 INK JET TEXTILE PRINTING INK AND INK JET TEXTILE PRINTING METHOD Final Rejection FUJIFILM Corporation
17652992 PROCESSING FLUID, SET OF PROCESSING FLUID AND INK, APPLYING DEVICE, IMAGE FORMING DEVICE, APPLYING METHOD, AND IMAGE FORMING METHOD Non-Final OA RICOH COMPANY, LTD.
18262321 METAL PRINTING INK COMPOSITION AND METHOD USING SAME FOR REDUCING MISTING DURING PRINTING Non-Final OA SAKATA INX CORPORATION
17297104 ELECTRON BEAM CURABLE WATER-BASEDINK-JET INK COMPOSITION Non-Final OA SAKATA INX CORPORATION
17938655 INKJET INK Final Rejection KYOCERA Document Solutions Inc.
18947381 MINERAL BINDER COMPOSITION FOR 3D PRINTING Non-Final OA SIKA TECHNOLOGY AG
17631172 RADIATION CURABLE INTAGLIO INKS Final Rejection SICPA HOLDING SA
17914883 INKJET AQUEOUS COMPOSITION, AQUEOUS INK, AQUEOUS PRIMER, AQUEOUS CLEANING LIQUID, AQUEOUS PRESERVATION LIQUID, AND INKJET RECORDING DEVICE Non-Final OA DIC Corporation
17775674 AQUEOUS INK COMPOSITION, INK SET, PRINTED MATERIAL, AND METHOD OF PRODUCING PRINTED MATERIAL Non-Final OA DIC Corporation
18206118 PRE-TREATMENT LIQUID FOR USE IN INK JET PRINTING Final Rejection Canon Production Printing Holding B.V.
18675766 ALTERNATIVE MEANS OF PRESERVATION OF COATINGS/COMPOUNDS Non-Final OA United States Gypsum Company
17944383 METHOD OF INKJET PRINTING FLUORESCENT INK Non-Final OA Eastman Kodak Company
17944448 METHOD OF CONTINUOUS INKJET PRINTING FLUORESCENT INK Non-Final OA Eastman Kodak Company
17435847 AQUEOUS INK COMPOSITION FOR WRITING INSTRUMENTS Non-Final OA MITSUBISHI PENCIL COMPANY, LIMITED
18573450 DIGITAL INK COMPOSITION Final Rejection Kornit Digital Ltd.
18539898 COATING FOR PASSIVE HEAT DISSIPATION FOR OVERHEAD CONDUCTORS AND CABLES Final Rejection Magnekon, S.A. de C.V.
17439098 INK COMPOSITION, INK JET RECORDING METHOD USING SAME, AND METHOD FOR PRODUCING PRINTED MATTER Non-Final OA DNP Fine Chemicals Co., Ltd.
18036630 POLYMER/PHASE CHANGE MATERIAL COMPOSITE INK FOR THREE-DIMENSIONAL PRINTING BY DIRECT INK WRITING Non-Final OA The Texas A & M University System
18169036 ENERGY CURABLE INKJET INKS FOR CONTAINER DECORATION Non-Final OA INX International Ink Co.
17782340 PRINTING INK OR VARNISH COMPOSITION CONTAINING OXYMETHYLENE ETHER Final Rejection HUBERGROUP DEUTSCHLAND GMBH

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