Prosecution Insights
Last updated: April 19, 2026

Examiner: BRATLAND JR, KENNETH A

Tech Center 2800 • Art Units: 1714 2812

This examiner grants 56% of resolved cases

Performance Statistics

56.2%
Allow Rate
-11.8% vs TC avg
911
Total Applications
+16.8%
Interview Lift
1134
Avg Prosecution Days
Based on 863 resolved cases, 2023–2026

Rejection Statute Breakdown

0.4%
§101 Eligibility
9.9%
§102 Novelty
48.2%
§103 Obviousness
30.7%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18226007 METHODS, SYSTEMS, AND APPARATUS FOR FORMING LAYERS HAVING SINGLE CRYSTALLINE STRUCTURES Final Rejection Applied Materials, Inc.
18374744 CONDUCTIVE C-PLANE GaN SUBSTRATE Final Rejection MITSUBISHI CHEMICAL CORPORATION
17769404 SINGLE-CRYSTAL METAL FILM BY SOLID-STATE CRYSTAL GROWTH OF SEED CRYSTALS, LARGE-AREA SINGLE-LAYER OR MULTILAYER GRAPHENE WITH ADJUSTED ORIENTATION ANGLE USING SAME, AND METHOD FOR MANUFACTURING SAME Final Rejection IUCF-HYU (INDUSTRY-UNIVERSITY COOPERATION FOUNDATION HANYANG UNIVERSITY)
18042362 METHODS OF DEPOSITING FILMS WITH THE SAME STOICHIOMETRIC FEATURES AS THE SOURCE MATERIAL Final Rejection Board of Regents, The University of Texas System
17620182 IN-SITU AND SELECTIVE AREA ETCHING OF SURFACES OR LAYERS, AND HIGH-SPEED GROWTH OF GALLIUM NITRIDE, BY ORGANOMETALLIC CHLORINE PRECURSORS Final Rejection Yale University
17791005 METHOD FOR MANUFACTURING GROUP III NITRIDE SUBSTRATE, AND GROUP III NITRIDE SUBSTRATE Final Rejection SHIN-ETSU CHEMICAL CO., LTD
18190696 PYROMETER CONTROLLED MULTI-WAFER CLEANING PROCESS Non-Final OA ASM IP Holding, B.V.
18276463 METHOD FOR DETECTING SURFACE STATE OF RAW MATERIAL MELT, METHOD FOR PRODUCING SINGLE CRYSTAL, AND APPARATUS FOR PRODUCING CZ SINGLE CRYSTAL Non-Final OA SHIN-ETSU HANDOTAI CO., LTD.
17801181 CONTROLLING THE THICKNESS AND WIDTH OF A CRYSTALLINE SHEET FORMED ON THE SURFACE OF A MELT USING COMBINED SURFACE COOLING AND MELT HEATING Non-Final OA Blue Origin, LLC
18550679 METHOD OF PRODUCING GAAS WAFER, AND GAAS WAFER GROUP Non-Final OA DOWA Electronics Materials Co., Ltd.
18566764 CONTROL OF SURFACE MORPHOLOGY DURING THE GROWTH OF (110)-ORIENTED GAAS BY HYDRIDE VAPOR PHASE EPITAXY Non-Final OA Alliance for Sustainable Energy, LLC
18482847 METHODS AND SYSTEMS FOR PRODUCING COMPOSITE CRYSTALS Non-Final OA MEISHAN BOYA ADVANCED MATERIALS CO., LTD.
18683789 METHOD OF PRODUCING AN EPITAXIALLY COATED SEMICONDUCTOR WAFER OF MONOCRYSTALLINE SILICON Non-Final OA SILTRONIC AG
17058645 ANISOTROPIC MATERIALS AND METHODS OF FORMING ANISOTROPIC MATERIALS EXHIBITING HIGH OPTICAL ANISOTROPY Final Rejection Wisconsin Alumni Research Foundation
18331209 PHASE-CONTROLLABLE SYNTHESIS OF TRANSITION METAL DICHALCOGENIDE MONOLAYER CRYSTALS Non-Final OA City University of Hong Kong
18394999 Carrier-Assisted Method for Parting Crystalline Material Along Laser Damage Region Non-Final OA Wolfspeed, Inc.
18506315 PHASE STABILIZED GROWTH OF MONOCLINIC-GALLIUM OXIDE ON THERMALLY CONDUCTING MATERIALS Non-Final OA University of South Carolina
18581200 Sublimation System And Method Of Growing At Least One Single Crystal Non-Final OA SiCrystal GmbH
18410347 INGOT PULLER APPARATUS AND METHODS FOR GROWING A SINGLE CRYSTAL SILICON INGOT WITH REDUCED LOWER CHAMBER DEPOSITS Non-Final OA GlobalWafers Co., Ltd.
18344875 METHOD OF GROWING SILICON CARBIDE CRYSTALS Final Rejection GlobalWafers Co., Ltd.
18326487 METHODS FOR FORMING SINGLE CRYSTAL SILICON INGOTS WITH REDUCED CARBON CONTAMINATION AND SUSCEPTORS FOR USE IN SUCH METHODS Non-Final OA GlobalWafers Co., Ltd.
18575373 METHOD FOR PREPARING CREMATION CRYSTALS USING CATALYST OBTAINED THROUGH REDUCTION OF PHOSPHORUS IN SKELETAL REMAINS Non-Final OA MI Kyung KO
18285224 POLYCRYSTALLINE SiC MOLDED ARTICLE AND METHOD FOR PRODUCING SAME Final Rejection TOKAI CARBON CO., LTD.
18397872 METHOD, APPARATUS, SYSTEM AND COMPUTER STORAGE MEDIUM OF CONTROLLING CRYSTAL GROWTH Non-Final OA Zing Semiconductor Corporation
18563302 LOW-TRANSMISSION-LOSS SINGLE-CRYSTAL COPPER MATERIAL AND PREPARATION METHOD THEREFOR, PCB AND PREPARATION METHOD THEREFOR AND ELECTRONIC COMPONENT Non-Final OA ZHONGKE CRYSTAL MATERIALS (DONGGUAN) CO., LIMITED
18501951 STRUCTURES FOR COMMUNICATION, MONITORING AND CONTROL OF CORROSIVE PROCESS ENVIRONMENTS AT HIGH PRESSURE AND HIGH TEMPERATURE Non-Final OA SLT Technologies, Inc.
18360892 METHOD OF PREPARING SINGLE CRYSTAL PEROVSKITE ON FLEXIBLE SUBSTRATE Final Rejection EWHA UNIVERSITY-INDUSTRY COLLABORATION FOUNDATION
18161898 METHODS FOR AUTOMATICALLY CONTROLLING MATERIAL SUCTION IN A PROCESS OF PULLING-UP OF A MONOCRYSTAL Final Rejection TCL ZHONGHUAN RENEWABLE ENERGY TECHNOLOGY CO., LTD.
18547302 SYNTHETIC DIAMOND FROM A LEVITATING SUPERSATURATED SOLVENT AT LOW PRESSURE: PROCESS, APPARATUS, AND MATERIAL Final Rejection Cosmic Diamonds LLC
18229053 DEFECT REDUCTION IN DIAMOND Non-Final OA Advanced Diamond Holdings, LLC

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