Prosecution Insights
Last updated: May 29, 2026

Examiner: BRATLAND JR, KENNETH A

Tech Center 2800 • Art Units: 1714 2812 2837

This examiner grants 56% of resolved cases

Performance Statistics

56.3%
Allow Rate
-11.7% vs TC avg
918
Total Applications
+16.3%
Interview Lift
1160
Avg Prosecution Days
Based on 871 resolved cases, 2023–2026

Rejection Statute Breakdown

0.1%
§101 Eligibility
2.8%
§102 Novelty
88.7%
§103 Obviousness
6.7%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18603351 AUTOMATED CONTROL OF SINGLE-CRYSTAL FIBER GROWTH PROCESS Non-Final OA Alcon Inc.
18153254 METHOD OF FORMING AN EPITAXIAL STACK ON A PLURALITY OF SUBSTRATES Final Rejection ASM IP Holding B.V.
18086734 EPITAXIAL REACTOR SYSTEMS AND METHODS OF USING SAME Non-Final OA ASM IP Holding B.V.
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
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)
18683789 METHOD OF PRODUCING AN EPITAXIALLY COATED SEMICONDUCTOR WAFER OF MONOCRYSTALLINE SILICON Non-Final OA SILTRONIC AG
18042007 METHOD OF FABRICATING HIGHLY ORIENTED, SINGLE-CRYSTALLINE LOW-DIMENSIONAL NANOSTRUCTURES ON A CRYSTALLINE SUBSTRATE Non-Final OA NATIONAL UNIVERSITY OF SINGAPORE
17791005 METHOD FOR MANUFACTURING GROUP III NITRIDE SUBSTRATE, AND GROUP III NITRIDE SUBSTRATE Final Rejection SHIN-ETSU CHEMICAL CO., LTD
18042362 METHODS OF DEPOSITING FILMS WITH THE SAME STOICHIOMETRIC FEATURES AS THE SOURCE MATERIAL Final Rejection Board of Regents, The University of Texas System
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 Final Rejection Blue Origin, LLC
17981041 MOLECULAR BEAM EPITAXY (MBE) REACTORS WITH MODIFIED CRYOSHROUDS FOR n+GaN REGROWTH, AND METHODS FOR n+GaN REGROWTH Final Rejection Qorvo US, Inc.
18331209 PHASE-CONTROLLABLE SYNTHESIS OF TRANSITION METAL DICHALCOGENIDE MONOLAYER CRYSTALS Non-Final OA City University of Hong Kong
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
18571926 METHOD OF PREPARING A SURFACE OF A SINGLE CRYSTAL WAFER AS AN EPITAXIAL TEMPLATE, EPITAXIAL TEMPLATE AND DEVICE Non-Final OA MAX-PLANCK-GESELLSCHAFT ZUR FÖRDERUNG DER WISSENSCHAFTEN E.V.
18286359 SUBSTRATE PROCESSING METHOD AND SUBSTRATE PROCESSING DEVICE Final Rejection JUSUNG ENGINEERING CO., LTD.
18374765 METHOD AND SYSTEM FOR GROWING A LATTICE MATCHED, MULTILAYER, ORGANIC CRYSTAL HETEROSTRUCTURE Final Rejection The Trustees of Princeton University
18394999 Carrier-Assisted Method for Parting Crystalline Material Along Laser Damage Region Non-Final OA Wolfspeed, Inc.
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.
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.
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.
18549053 SYSTEM AND METHOD OF PRODUCING MONOCRYSTALLINE LAYERS ON A SUBSTRATE Non-Final OA KISELKARBID I STOCKHOLM AB
18229053 DEFECT REDUCTION IN DIAMOND Non-Final OA Advanced Diamond Holdings, LLC
18298352 APPARATUS AND METHODS FOR THE MANUFACTURE OF SYNTHETIC DIAMONDS AND CUBIC BORON NITRIDE Non-Final OA GULL CORPORATION LTD
17625441 A METHOD OF CONTROLLED N-DOPING OF GROUP III-V MATERIALS GROWN ON (111) SI Non-Final OA Integrated Solar AS

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