Prosecution Insights
Last updated: October 26, 2026

Michael J Stahl, USPTO Patent Examiner

Listed by the USPTO as STAHL, MICHAEL J

Tech Center 2800 • Art Units: 2828 2874

This examiner grants 90% of resolved cases

Analysis

STAHL, MICHAEL J works in USPTO Technology Center 2800, Art Unit 2828. The record includes 1285 resolved cases, with a 90.1% allowance rate and a median of 728 days to allowance. Interview lift is 7.5%, making the high allowance rate and short median timing more prominent than the interview measure.

The listed companies are Aip Inc., Sony Group Corporation, and Commissariat à l'Énergie Atomique et aux Énergies Alternatives. The leading firms are CHIP LAW GROUP, IPHORGAN LTD., and JCIPRNET. The large resolved-case base supports a stable prosecution assessment, while the timing data gives practitioners a useful basis for portfolio scheduling and expectation setting.

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

Performance Statistics

90.1%
Allow Rate
+22.1% vs TC avg
1,311
Total Applications
+7.5%
Interview Lift
728
Avg Prosecution Days
Based on 1285 resolved cases, 2023–2026

Rejection Statute Breakdown

1.0%
§101 Eligibility
41.4%
§102 Novelty
23.7%
§103 Obviousness
30.1%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18575634 LIGHT SOURCE DEVICE AND ELECTRONIC APPARATUS Non-Final OA SONY GROUP CORPORATION
18236216 PHOTONICS INTEGRATED CIRCUIT EMBEDDED IN A GLASS SUBSTRATE AND OPTICALLY COUPLED WITH A PHOTONIC WIRE BOND Non-Final OA Altera Corporation
18619829 OPTICAL DEVICE Final Rejection TDK CORPORATION
18342127 PHOTONIC OPTICAL FIBER PACKAGING Non-Final OA International Business Machines Corporation
18777573 OPTICAL MODULATOR AND PACKAGE Non-Final OA Taiwan Semiconductor Manufacturing Company, Ltd.
18810979 OPTICAL FILTER, METHOD OF MANUFACTURING OPTICAL FILTER, METHOD OF DESIGNING, DESIGN APPARATUS, AND NON-TRANSITORY COMPUTER-READABLE RECORDING MEDIUM Non-Final OA National University Corporation Hokkaido University
18422114 CABLE ADAPTER TRAY WITH ACCESS OPENINGS CONFIGURED TO PROVIDE ENHANCED ACCESS TO ADAPTERS Final Rejection PPC BROADBAND, INC.

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Frequently Asked Questions

What is examiner Michael J Stahl's allowance rate?

90.1% of resolved applications examined by Michael J Stahl were allowed (1,285 resolved cases), compared with 64.7% across Art Unit 2828 over the last five years.

Does an interview help with examiner Michael J Stahl?

This examiner's interview lift is +7.5 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Michael J Stahl take to allow a patent?

Applications allowed by Michael J Stahl took 728 days on average from filing to allowance.

Which art unit does examiner Michael J Stahl work in?

Michael J Stahl examines applications in Art Unit 2828 in Tech Center 2800 (Semiconductors, Circuits & Optics).

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