Prosecution Insights
Last updated: May 29, 2026

Examiner: NELSON, JAMEL M

Tech Center 1700 • Art Units: 1743 1744 1764

This examiner grants 74% of resolved cases

Performance Statistics

73.6%
Allow Rate
+8.6% vs TC avg
427
Total Applications
+15.9%
Interview Lift
953
Avg Prosecution Days
Based on 394 resolved cases, 2023–2026

Rejection Statute Breakdown

0.1%
§101 Eligibility
2.3%
§102 Novelty
83.3%
§103 Obviousness
4.6%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18778009 APPARATUS FOR DICING WAFER Final Rejection Samsung Electronics Co., Ltd.
18795690 METHOD FOR PRODUCING THREE-DIMENSIONAL HYDROGEL STRUCTURES AND DEVICE FOR THE LAYERWISE BUILDING-UP OF SUCH HYDROGEL STRUCTURES Non-Final OA Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V.
18439909 Three-Dimensional Object Printing Apparatus And Three-Dimensional Object Printing Method Final Rejection SEIKO EPSON CORPORATION
18619744 HYDRAULIC 3D-PRINTING SYSTEM AND METHOD Final Rejection SprintRay, Inc.
18689075 SHAPING DEVICE, SHAPING DEVICE MAINTENANCE METHOD, AND SHAPING METHOD Non-Final OA MIMAKI ENGINEERING CO., LTD.
18463021 3D Printing with Stationary Build Platform Non-Final OA Comcast Cable Communications, LLC
18835494 Deformable FDM filaments with functional ribbons Non-Final OA SIGNIFY HOLDING B.V.
17429774 COREACTIVE THREE-DIMENSIONAL PRINTING OF PARTS Non-Final OA PPG Industries Ohio, Inc.
18636353 Rotational Stereolithography for Arcuate 3D Articles Non-Final OA 3D Systems, Inc.
18815568 MONOLITHIC MULTI-OPTICS SCANNER HEAD Non-Final OA Divergent Technologies, Inc.
18821404 BLOW FORMING TOOLING ASSEMBLIES AND METHODS OF USING Non-Final OA Joyson Safety Systems Acquisition LLC
18719670 MANUFACTURING OF HIGH TRANSPARENT ARTICLES USING FDM 3D PRINTING Final Rejection ESSILOR INTERNATIONAL
18738271 THERMAL CONTROL IN A STEREOLITHOGRAPHIC 3D PRINTER Non-Final OA Stratasys, Inc.
18640894 HEATED EXTRUDER FOR 3D CONCRETE PRINTER Final Rejection CEM TECH LLC
18609834 METHODS AND APPARATUS FOR ADDITIVE MANUFACTURING BASED ON MULTI-AXIS BUILD PLATFORMS Non-Final OA Advanced Printed Electronic Solutions LLC
18692714 POLYESTER INDUSTRIAL YARN DEDICATED TO MARINE HAWSER AND PREPARATION METHOD THEREOF Non-Final OA ZHEJIANG KINGSWAY HIGH-TECH FIBER CO., LTD

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