Prosecution Insights
Last updated: April 19, 2026

Examiner: WOLFORD, KURT JOSEPH

Tech Center 3700 • Art Units: 3762

This examiner grants 74% of resolved cases

Performance Statistics

73.6%
Allow Rate
+3.6% vs TC avg
163
Total Applications
+30.6%
Interview Lift
1089
Avg Prosecution Days
Based on 144 resolved cases, 2023–2026

Rejection Statute Breakdown

0.2%
§101 Eligibility
18.0%
§102 Novelty
52.0%
§103 Obviousness
24.3%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18287647 HOT WATER STORAGE TANK Non-Final OA Mitsubishi Electric Corporation
18574110 HYDROGEN-FIRED COMBUSTION CHAMBER SYSTEM, METHOD AND PLANT Non-Final OA Siemens Energy Global GmbH & Co. KG
18046344 METHOD AND APPARATUS FOR MANUFACTURING HIGH-TEMPERATURE MATERIALS USING ROTARY GENERATED THERMAL ENERGY Final Rejection Coolbrook Oy
18287794 PARALLEL-FLOW REGENERATIVE SHAFT KILN AND METHOD FOR BURNING CARBONATE ROCK Non-Final OA thyssenkrupp AG
18551310 A KILN FOR FIRING CERAMIC SLABS Non-Final OA SYSTEM CERAMICS S.P.A.
17932125 SYSTEM AND METHOD FOR MANUFACTURING CALCINED GYPSUM WITH IN-LINE CALCINATION CONTROL DEVICE Final Rejection United States Gypsum Company
18550334 GAS-BURNING FURNACE Non-Final OA ROCKWOOL A/S
18552109 A WATER AND STEAM SEPARATOR OF A BOILER DRUM Non-Final OA ANDRITZ OY
18457208 Apparatus and process for production of burnt lime or dolomite Non-Final OA Fels-Werke GmbH
18237057 LITHIUM EXTRACTION WITH AN OXY-FUEL COMBUSTOR Non-Final OA Clean Energy Systems, Inc.
18263884 GAS BURNER AND BOILER Non-Final OA MIURA CO., LTD.
18274694 MECHATRONIC CURTAIN FOR A PROCESS CHAMBER FOR CARRYING OUT THERMAL PROCESSES IN THE MANUFACTURE OF ELECTRONIC ASSEMBLIES Non-Final OA Rehm Thermal Systems GmbH
18303716 AUTOCLAVE Non-Final OA NORTHSWAN ENGINEERING (PTY) LTD.
18017973 A HEATING SYSTEM Non-Final OA ACTIONZERO ESCOPOD LIMITED
17320211 THREE CHAMBER REGENERATIVE THERMAL OXIDIZER Non-Final OA Nestec, Inc.

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