Prosecution Insights
Last updated: August 18, 2026

Examiner: DAIGLER, CHRISTOPHER PAUL

Tech Center 1700 • Art Units: 1718 1741 1742 1781

This examiner grants 53% of resolved cases

Performance Statistics

53.3%
Allow Rate
-11.7% vs TC avg
63
Total Applications
+29.5%
Interview Lift
1078
Avg Prosecution Days
Based on 15 resolved cases, 2023–2026

Rejection Statute Breakdown

2.5%
§101 Eligibility
11.6%
§102 Novelty
59.3%
§103 Obviousness
24.6%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
19083806 LITHIUM NICKEL PHOSPHATE TERNARY GLASSES, METHOD TO OBTAIN THEM AND THEIR USES Non-Final OA COMMISSARIAT A L'ENERGIE ATOMIQUE ET AUX ENERGIES ALTERNATIVES
18291792 METHOD FOR MANUFACTURING A THICK PART MADE OF CMC COMPOSITE MATERIAL Non-Final OA SAFRAN CERAMICS
18508679 GLASS SLUMPING FIXTURE Final Rejection Honeywell Federal Manufacturing & Technologies, LLC
18710389 GLASS MELTING PROCESS WITH VERY LOW TO ZERO-CO2 EMISSION Non-Final OA AGC GLASS EUROPE
18708837 GLASS MELTING PROCESS WITH VERY LOW TO ZERO-CO2 EMISSION Final Rejection AGC GLASS EUROPE
19132220 STRENGTHENED GLASS-BASED ARTICLE Final Rejection CORNING INCORPORATED
19132112 METHODS FOR MANUFACTURING A GLASS RIBBON Non-Final OA CORNING INCORPORATED
18847431 PHASE SEPARATED GLASSES Non-Final OA CORNING INCORPORATED
18839092 METHODS OF FORMING A FOLDABLE APPARATUS Non-Final OA CORNING INCORPORATED
18769986 HIGH PRESSURE DRAW FURNACE AND METHODS OF PRODUCING OPTICAL FIBERS Final Rejection CORNING INCORPORATED
18734584 IMPROVED EDGE STRESS USING DIFFERENTIAL COOLING Non-Final OA CORNING INCORPORATED
18710347 APPARATUSES AND METHODS FOR FINISHING THE EDGES OF GLASS SHEETS Final Rejection CORNING INCORPORATED
18638912 METHOD OF MANUFACTURING A POROUS GLASS BODY TO LOWER ATTENUATION OF OPTICAL FIBER MADE THEREFROM Final Rejection CORNING INCORPORATED
17981730 OPTICAL FIBER FORMING APPARATUS Non-Final OA CORNING INCORPORATED
18633494 3D/4D ADDITIVE-SUBTRACTIVE MANUFACTURING OF CERAMIC/GLASS COMPONENTS IN 3C PRODUCTS Non-Final OA City University of Hong Kong
18099684 GLASS HANDLING DEVICES AND RELATED METHODS Final Rejection ENTEGRIS, INC.
18851926 METHOD FOR PRODUCING OPTICAL FIBER Non-Final OA SUMITOMO ELECTRIC INDUSTRIES, LTD.
18724664 RESERVOIR, METHOD FOR PRODUCING OPTICAL FIBER, AND DEVICE FOR PRODUCING OPTICAL FIBER Non-Final OA SUMITOMO ELECTRIC INDUSTRIES, LTD.
18036767 OPTICAL FIBER MANUFACTURING METHOD AND MANUFACTURING APPARATUS Final Rejection SUMITOMO ELECTRIC INDUSTRIES, LTD.
19109558 METHOD OF PRODUCING IRON ORE PELLETS Non-Final OA JFE STEEL CORPORATION
18352741 METHOD FOR OPTIMIZING PROPERTY PROFILES IN SOLID SUBSTRATE PRECURSORS Non-Final OA Heraeus Quarzglas GmbH & Co. KG

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