Prosecution Insights
Last updated: May 29, 2026

Examiner: DEHGHAN, QUEENIE S

Tech Center 1700 • Art Units: 1731 1741 1791

This examiner grants 62% of resolved cases

Performance Statistics

61.8%
Allow Rate
-3.2% vs TC avg
896
Total Applications
+10.9%
Interview Lift
1276
Avg Prosecution Days
Based on 846 resolved cases, 2023–2026

Rejection Statute Breakdown

0.3%
§101 Eligibility
2.0%
§102 Novelty
83.2%
§103 Obviousness
2.6%
§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
18577887 GLASS WINDING SYSTEM AND SYSTEM AND METHOD FOR FORMING GLASS ROLLS Non-Final OA CORNING INCORPORATED
18376195 SYSTEMS AND METHODS FOR PRODUCING OPTICAL FIBER PREFORMS Non-Final OA CORNING INCORPORATED
18217972 WINDOW MANUFACTURING METHOD Non-Final OA Samsung Display Co., LTD.
18222849 METHODS AND APPARATUS FOR FABRICATING GLASS SUBSTRATES FOR USE IN MAGNETIC RECORDING MEDIA Non-Final OA Western Digital Technologies, Inc.
18530807 POROUS GLASS BASE MATERIAL MANUFACTURING SYSTEM AND METHOD FOR MANUFACTURING GLASS BASE MATERIAL Final Rejection Shin-Etsu Chemical Co., Ltd.
18842888 CONTACTLESS GUIDE, MANUFACTURING METHOD OF OPTICAL FIBER, AND MANUFACTURING APPARATUS FOR OPTICAL FIBER Non-Final OA SUMITOMO ELECTRIC INDUSTRIES, 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.
18779901 Compositions for Etching Glass and Methods of Etching Glass Using the Compositions Non-Final OA Vitro Flat Glass LLC
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 Final Rejection Nippon Electric Glass Co., Ltd.
17766290 APPARATUS AND METHOD FOR PRODUCING GLASS ARTICLE Non-Final OA Nippon Electric Glass Co., Ltd.
18580643 METHOD FOR REGENERATING A SALT MELT FOR A GLASS HARDENING AND/OR GLASS SOLIDIFICATION PROCESS Non-Final OA 2MH GLAS GMBH
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.
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.
18636709 SILICON MOLD FOR HIGH TEMPERATURE COMPRESSION MOLDING AND PREPARATION METHOD THEREOF Non-Final OA Huatong Optical Technology (Zhejiang) Co., Ltd.
18607705 METHOD OF MANUFACTURING OPTICAL FIBER PREFORM AND METHOD OF MANUFACTURING OPTICAL FIBER Non-Final OA FURUKAWA ELECTRIC CO., LTD.
18567666 LASER NANOSTRUCTURING FOR HIGHLY TRANSPARENT ANTI-FOGGING GLASS Non-Final OA Biomimetic Private Company
17429304 METHODS AND COMPONENTS FOR PRODUCING CHILD RESISTANT GLASS CONTAINERS Final Rejection CR Packaging LLC
18553956 INSTALLATION FOR PRODUCING AT LEAST ONE USEFUL PART FROM A GLASS PANE Non-Final OA GLASTON SWITZERLAND AG
18471160 APPARATUS AND METHOD FOR CONSTRAINING AN OPTICAL FIBER IN A DRAW TOWER Final Rejection Sterlite Technologies Limited

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