Prosecution Insights
Last updated: October 02, 2026

Examiner: VAN ROY, TOD THOMAS

Tech Center 3600 • Art Units: 2828 3645

This examiner grants 54% of resolved cases

Analysis

Tod Thomas Van Roy has resolved 789 cases in Art Unit 2828. The allowance rate is 54.2 percent, and the median days to allowance is 1200. These metrics describe the prosecution landscape in Tech Center 3600. The 789 cases provide a substantial amount of data for predicting examiner behavior.

The interview lift of 38.1 percent is substantial. This 38.1 percent lift suggests that interviews are a key strategy for improving the 54.2 percent allowance rate. With 789 cases of data, the 38.1 percent lift and 1200-day pendency provide a clear picture of how to navigate this examiner's docket. Utilizing the 38.1 percent lift can be a decisive factor in moving an application toward the 54.2 percent allowance outcome during the 1200-day prosecution period.

Written from this page's own data; every figure is computed from USPTO records and verified before publication.

Performance Statistics

54.2%
Allow Rate
+2.2% vs TC avg
825
Total Applications
+38.1%
Interview Lift
1200
Avg Prosecution Days
Based on 789 resolved cases, 2023–2026

Rejection Statute Breakdown

0.5%
§101 Eligibility
20.1%
§102 Novelty
57.9%
§103 Obviousness
15.2%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
17866618 Integrated optical transceiver Final Rejection Apple Inc.
17724461 LIGHT-EMITTING ELEMENT ARRAY, OPTICAL DEVICE, OPTICAL MEASUREMENT DEVICE, AND METHOD FOR MANUFACTURING LIGHT-EMITTING ELEMENT ARRAY Final Rejection FUJIFILM Business Innovation Corp.
18396443 METHOD FOR MANUFACTURING BASE PORTION FOR LIGHT-EMITTING DEVICE, METHOD FOR MANUFACTURING LIGHT-EMITTING DEVICE, AND LIGHT-EMITTING DEVICE Non-Final OA NICHIA CORPORATION
17801612 GROUP III-N LIGHT EMITTER ELECTRICALLY INJECTED BY HOT CARRIERS FROM AUGER RECOMBINATION Non-Final OA The Regents of the University of California
18688165 OPTICAL SEMICONDUCTOR DEVICE Non-Final OA Mitsubishi Electric Corporation
18579952 OPTICAL SEMICONDUCTOR ELEMENT, OPTICAL MODULE, AND METHOD FOR MANUFACTURING OPTICAL SEMICONDUCTOR ELEMENT Non-Final OA Mitsubishi Electric Corporation
18574646 SEMICONDUCTOR OPTICAL ELEMENT Non-Final OA Mitsubishi Electric Corporation
18379369 MULTIWAVELENGTH LASER DEVICE Non-Final OA Mitsubishi Electric Corporation
18574994 SEMICONDUCTOR LASER ELEMENT Non-Final OA SONY SEMICONDUCTOR SOLUTIONS CORPORATION
17998700 ELECTRONIC DEVICE Non-Final OA SONY SEMICONDUCTOR SOLUTIONS CORPORATION
17797956 LIGHT EMITTING DEVICE AND METHOD OF MANUFACTURING THE SAME Final Rejection SONY SEMICONDUCTOR SOLUTIONS CORPORATION
18565135 Control of laser sources Non-Final OA SIGNIFY HOLDING B.V.
18290664 OPTICAL APPARATUS Non-Final OA ams-OSRAM AG
18005876 OPTOELECTRONIC SEMICONDUCTOR COMPONENT, PRODUCTION METHOD, AND BASE Final Rejection ams-OSRAM International GmbH
18561147 Semiconductor Laser Non-Final OA Nippon Telegraph and Telephone Corporation
18259145 Semiconductor Laser and Design Method Therefor Non-Final OA Nippon Telegraph and Telephone Corporation
17880073 LASER APPARATUS AND CONTROL METHOD THEREFOR Final Rejection FURUKAWA ELECTRIC CO., LTD.
18524007 SUBCARRIER, LASER MODULE, AND OPTICAL ENGINE MODULE Non-Final OA TDK CORPORATION
18291611 FIBER LASER DEVICE AND FIBER MODULE FOR FIBER LASER DEVICE Non-Final OA HAMAMATSU PHOTONICS K.K.
18108177 QUANTUM CASCADE LASER ELEMENT AND QUANTUM CASCADE LASER DEVICE Non-Final OA HAMAMATSU PHOTONICS K.K.
17818180 LINE NARROWING GAS LASER DEVICE, CONTROL METHOD THEREOF, AND ELECTRONIC DEVICE MANUFACTURING METHOD Non-Final OA Gigaphoton Inc.
18039619 APPARATUS FOR AND METHOD OF MODULATING A WAVELENGTH OF AN EXCIMER LASER AS A FUNCTION OF ITS REPETITION FREQUENCY Non-Final OA Cymer, LLC
17267949 METROLOGY FOR A BODY OF A GAS DISCHARGE STAGE Non-Final OA Cymer, LLC
18522647 BOTTOM SURFACE EMITTING VERTICAL CAVITY SURFACE EMITTING LASER Non-Final OA II-VI Delaware, Inc.
17806987 EDGE RATE (RISE AND FALL TIME) CONTROLLED SEGMENTED LASER DRIVER Final Rejection II-VI Delaware, Inc.
18464662 VERTICAL CAVITY SURFACE EMITTING LASER WITH ACTIVE LAYER-SPECIFIC ADDRESSABILITY Non-Final OA Lumentum Operations LLC
18429371 ELECTRO-ABSORPTION MODULATED DISTRIBUTED FEEDBACK LASER CHIP AND LASER CHIP ENCAPSULATION STRUCTURE Non-Final OA INNOLIGHT TECHNOLOGY (SUZHOU) LTD.
18567881 LASER DIODE ARRANGEMENT, METHOD OF OPERATING A LASER DIODE AND SCANNING MICROSCOPE DEVICE COMPRISING A LASER DIODE Non-Final OA Nearfield Instruments B.V.
18603253 Dustproof structure for laser output window of laser, and laser Non-Final OA BEIJING RSLASER OPTO-ELECTRONICS TECHNOLOGY CO., LTD.

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