Prosecution Insights
Last updated: April 19, 2026

Examiner: DEHGHAN, QUEENIE S

Tech Center 1700 • Art Units: 1741 1791

This examiner grants 62% of resolved cases

Performance Statistics

61.9%
Allow Rate
-3.1% vs TC avg
891
Total Applications
+11.1%
Interview Lift
1264
Avg Prosecution Days
Based on 839 resolved cases, 2023–2026

Rejection Statute Breakdown

0.3%
§101 Eligibility
13.2%
§102 Novelty
52.9%
§103 Obviousness
26.1%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18848228 METHOD OF IMPROVING DIELECTRIC PERFORMANCE OF ALUMINO-BOROSILICATE GLASS Non-Final OA CORNING INCORPORATED
18783043 CONVERTER SYSTEMS AND METHODS FOR CONTROLLING OPERATION OF GLASS TUBE CONVERTING PROCESSES Non-Final OA CORNING INCORPORATED
18714377 LASER BONDING OF GLASS TO THICK METAL FOIL Non-Final OA CORNING INCORPORATED
18696047 APPARATUS FOR FORMING MOLTEN GLASS WITH STRUCTURALLY REINFORCED CONDUITS Final Rejection CORNING INCORPORATED
18577887 GLASS WINDING SYSTEM AND SYSTEM AND METHOD FOR FORMING GLASS ROLLS Non-Final OA CORNING INCORPORATED
17637648 ION EXCHANGE PROCESS FOR ULTRA-THIN GLASS Non-Final OA CORNING INCORPORATED
18222849 METHODS AND APPARATUS FOR FABRICATING GLASS SUBSTRATES FOR USE IN MAGNETIC RECORDING MEDIA Non-Final OA Western Digital Technologies, Inc.
18607705 METHOD OF MANUFACTURING OPTICAL FIBER PREFORM AND METHOD OF MANUFACTURING OPTICAL FIBER Non-Final OA FURUKAWA ELECTRIC CO., LTD.
18841840 OPTICAL FIBER BASE MATERIAL PRODUCTION METHOD Non-Final OA SUMITOMO ELECTRIC INDUSTRIES, LTD.
18726598 SILICA GLASS BODY MANUFACTURING METHOD AND HEATING DEVICE Non-Final OA SUMITOMO ELECTRIC INDUSTRIES, LTD.
18721982 FURNACE AND MANUFACTURING APPARATUS FOR GLASS PARTICLE DEPOSIT INCLUDING THE SAME Non-Final OA SUMITOMO ELECTRIC INDUSTRIES, LTD.
18520792 CRYSTALLIZED GLASS MANUFACTURING METHOD Final Rejection AGC Inc.
18059034 METHOD OF MANUFACTURING GLASS SUBSTRATE HAVING PENETRATING STRUCTURE, AND GLASS SUBSTRATE Final Rejection AGC Inc.
17931198 MANUFACTURING METHOD OF GLASS PLATE HAVING HOLES, AND GLASS PLATE Final Rejection AGC Inc.
18491956 OPTICAL FIBER PREFORM PRODUCTION METHOD, OPTICAL FIBER PREFORM, AND OPTICAL FIBER PRODUCTION METHOD Non-Final OA Fujikura Ltd.
18760236 METHOD FOR PRODUCING GLASS PLATE WITH FUNCTIONAL LAYER AND DEVICE FOR FORMING FUNCTIONAL LAYER Non-Final OA NIPPON SHEET GLASS COMPANY, LIMITED
18885863 Hot forming tool for glass bottle necks Non-Final OA SCHOTT Pharma AG & Co. KGaA
18884612 APPARATUS FOR DRYING AND/OR CONSOLIDATING A PREFORM FOR OPTICAL FIBRES Non-Final OA Prysmian S.p.A
17766634 BONDED BODY MANUFACTURING METHOD AND BONDED BODY MANUFACTURING DEVICE Non-Final OA Nippon Electric Glass Co., Ltd.
17766290 APPARATUS AND METHOD FOR PRODUCING GLASS ARTICLE Non-Final OA Nippon Electric Glass Co., Ltd.
18748060 Increasing Tortuosity To Decrease Heat Transfer In Hollow Structures By Shaping The Hollow Structures, A Process That Entails Distribution Of Forces During Transformation Of Seeds Non-Final OA Plassein Technologies Ltd. LLC
18573579 METHOD FOR MANUFACTURING GLASS Non-Final OA ARC FRANCE
18458138 MOLTEN GLASS DELIVERY FUNNEL WITH GAS PERMEABLE CONDUIT Final Rejection Owens-Brockway Glass Container Inc.
18455188 GLASS GOB DELIVERY SYSTEM Final Rejection Owens-Brockway Glass Container Inc.
18455599 MOLTEN GLASS TRANSPORT SYSTEMS AND METHODS Final Rejection Owens-Brockway Glass Container Inc.
18113754 MOLTEN GLASS TRANSPORT GUIDE FOR A TRANSPORT CUP Final Rejection Owens-Brockway Glass Container Inc.
17981139 DIRECT LOADING OF GLASS GOBS INTO TRAVERSABLE BLANK MOLDS Non-Final OA Owens-Brockway Glass Container Inc.
18636709 SILICON MOLD FOR HIGH TEMPERATURE COMPRESSION MOLDING AND PREPARATION METHOD THEREOF Non-Final OA Huatong Optical Technology (Zhejiang) Co., Ltd.
18694812 PROCESS FOR THE MOULDING AND PRODUCTION OF HOLLOW GLASS, IN PARTICULAR OF A GLASS CAP WITH A SHAPED PROTUBERANCE, AND CORRESPONDING MOULDING APPARATUS Non-Final OA VETRERIA DI BORGONOVO SPA
18471160 APPARATUS AND METHOD FOR CONSTRAINING AN OPTICAL FIBER IN A DRAW TOWER Final Rejection Sterlite Technologies Limited

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