Prosecution Insights
Last updated: May 29, 2026

Examiner: CARLSON, JOSHUA MICHAEL

Tech Center 2800 • Art Units: 2877

This examiner grants 60% of resolved cases

Performance Statistics

59.7%
Allow Rate
-8.3% vs TC avg
111
Total Applications
+36.9%
Interview Lift
1030
Avg Prosecution Days
Based on 77 resolved cases, 2023–2026

Rejection Statute Breakdown

1.4%
§101 Eligibility
0.9%
§102 Novelty
68.2%
§103 Obviousness
25.8%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18101275 Determination Of The Concentration Of One Or More Substances In A Fluid Non-Final OA Fenwal, Inc.
17377179 LIGHT DETECTION SYSTEM Non-Final OA CANON KABUSHIKI KAISHA
18847748 LIGHT DETECTING DEVICE Non-Final OA SONY SEMICONDUCTOR SOLUTIONS CORPORATION
18549389 LIGHT DETECTION DEVICE AND ELECTRONIC DEVICE Final Rejection SONY SEMICONDUCTOR SOLUTIONS CORPORATION
18537948 POLARIZING FILTER AND POLARIMETRIC IMAGE SENSOR INTEGRATING SUCH A FILTER Final Rejection Commissariat à I'Énergie Atomique et aux Énergies Alternatives
18587228 METHOD AND MEASURING DEVICE FOR INSPECTING PHOTOMASKS, AND EUV CAMERA Non-Final OA Carl Zeiss SMT GmbH
18367208 Mesh Integrity Check Non-Final OA Carl Zeiss SMT GmbH
18643796 ANGLE-RESOLVED SPECTROSCOPIC ELLIPSOMETER USING SPATIAL LIGHT MODULATOR AND THICKNESS MEASURING METHOD FOR THIN FILM Final Rejection SEOUL NATIONAL UNIVERSITY R&DB FOUNDATION
17908303 INSPECTION DEVICE AND INSPECTION METHOD Non-Final OA HAMAMATSU PHOTONICS K.K.
18838759 OPTICAL APPARATUS Non-Final OA RENISHAW PLC
18599847 SYSTEMS AND METHODS FOR TESTING FIBER OPTIC CABLE INSTALLATION WITH A LIGHT GENERATOR Final Rejection Cox Communications, Inc.
18772838 METROLOGY SYSTEM Non-Final OA LEICA GEOSYSTEMS AG
18753768 Methods and Apparatus for Direct Calibration Non-Final OA Woods Hole Oceanographic Institution
18753904 Methods and Apparatus for Direct Calibration Non-Final OA Woods Hole Oceanographic Institution
17735863 NANOSCALE IMAGING SYSTEMS AND METHODS THEREOF Final Rejection OptiPro Systems, LLC
18260172 SYSTEMS AND METHODS FOR FIBER OPTIC FOURIER SPECTROMETRY MEASUREMENT Non-Final OA SENTEK INSTRUMENT, LLC
18410828 HIGH SPEED OPTICAL FREQUENCY MEASUREMENT DEVICE Non-Final OA Lumentum Technology (UK) Limited
17935083 WEAKLY COUPLED ABSORBER TO PLASMONIC DEVICE Final Rejection The Government of the United of America, as represented by the Secretary of the Navy

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