Prosecution Insights
Last updated: October 02, 2026

Examiner: LONDON, STEPHEN FLOYD

Tech Center 3700 • Art Units: 3725 3773 3783 3795

This examiner grants 69% of resolved cases

Analysis

Stephen Floyd London has resolved 232 cases in Tech Center 3700 and Art Unit 3725. The examiner's allowance rate is 69.4 percent, and the median days to allowance is 1117. These figures provide a benchmark for expected outcomes and pendency. The 1117-day figure is a metric for practitioners to use when managing prosecution timelines. The 69.4 percent rate indicates the likelihood of an application being allowed once it reaches a final resolution.

The interview lift of 38.9 percent indicates that interviews are associated with an increase in the probability of allowance relative to the 69.4 percent baseline. This lift suggests that direct engagement can be a factor in securing an allowance. Practitioners should consider the 38.9 percent lift when managing the 1117-day median pendency. The 232 resolved cases provide the statistical foundation for these metrics. These figures offer a clear view of the prosecution landscape for this examiner.

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

Performance Statistics

69.4%
Allow Rate
-0.6% vs TC avg
254
Total Applications
+38.9%
Interview Lift
1117
Avg Prosecution Days
Based on 232 resolved cases, 2023–2026

Rejection Statute Breakdown

2.3%
§101 Eligibility
24.9%
§102 Novelty
36.7%
§103 Obviousness
30.5%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18626939 METHOD OF MANUFACTURING AN ELONGATED CATHETER HAVING MULTIPLE SENSORS FOR THREE-DIMENSIONAL LOCATION OF THE CATHETER Non-Final OA Covidien LP
19010499 MEDICAL SYSTEMS AND METHODS FOR MONITORING LIMITED USE COMPONENTS Non-Final OA Boston Scientific Scimed, Inc.
18748102 ENDOSCOPE SYSTEM Non-Final OA FUJIFILM Corporation
19046651 ROBOTIC SURGICAL SYSTEM, CONTROL METHOD FOR ROBOTIC SURGICAL SYSTEM, AND STORAGE MEDIUM Non-Final OA KAWASAKI JUKOGYO KABUSHIKI KAISHA
18067941 SYSTEMS AND METHODS FOR GENERATING METAMERICALLY MATCHED ILLUMINATION Non-Final OA KARL STORZ Imaging, Inc.
19182717 FILTER CHANGING APPARATUS FOR AN ENDOSCOPIC CAMERA, CAMERA HEAD FOR AN ENDOSCOPE, AND RETROFIT KIT FOR RETROFITTING A CAMERA HEAD AND/OR AN ENDOSCOPE Non-Final OA KARL STORZ SE & Co. KG
19182710 FILTER CHANGING APPARATUS FOR AN ENDOSCOPIC CAMERA, CAMERA HEAD FOR AN ENDOSCOPE, AND RETROFIT KIT FOR RETROFITTING A CAMERA HEAD AND/OR AN ENDOSCOPE Non-Final OA KARL STORZ SE & Co. KG
19182704 FILTER CHANGING APPARATUS FOR AN ENDOSCOPIC CAMERA, CAMERA HEAD FOR AN ENDOSCOPE, AND RETROFIT KIT FOR RETROFITTING A CAMERA HEAD AND/OR AN ENDOSCOPE Non-Final OA KARL STORZ SE & Co. KG
18293207 MEDICAL IMAGING DEVICE, IN PARTICULAR AN ENDOSCOPE OR EXOSCOPE Final Rejection KARL STORZ SE & Co. KG
18842470 ENDOSCOPE ILLUMINATION DEVICE AND ENDOSCOPE Non-Final OA HOYA CORPORATION
18735472 ENDOSCOPE CLEANING SHEATH WITH INTEGRAL POSITION SENSOR Final Rejection Acclarent, Inc.

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