Prosecution Insights
Last updated: October 02, 2026

Examiner: VON VOLKENBURG, KEITH ALLEN

Tech Center 3600 • Art Units: 3661 3665

This examiner grants 77% of resolved cases

Analysis

Keith Allen Von Volkenburg is assigned to Tech Center 3600 and Art Unit 3661. The examiner has 78 resolved cases. The allowance rate is 76.9 percent. This is a relatively high rate, suggesting a favorable outlook for applicants. Practitioners can approach prosecution with this examiner with a positive expectation regarding the probability of a grant.

The interview lift is 28.3 percent. This indicates that interviews are quite effective at boosting the 76.9 percent allowance rate. Practitioners should consider this approach to expedite the path to a grant and resolve outstanding issues. The data suggests that direct communication in Art Unit 3661 is a valuable tool for advancing an application toward a successful outcome.

The median days to allowance is 955. This timeframe reflects a typical prosecution speed for successful applications. With 78 resolved cases, the data offers a clear view of the examiner's performance in Tech Center 3600. This timeline provides a helpful benchmark for applicants to manage their expectations regarding the length of the prosecution process.

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

Performance Statistics

76.9%
Allow Rate
+24.9% vs TC avg
108
Total Applications
+28.3%
Interview Lift
955
Avg Prosecution Days
Based on 78 resolved cases, 2023–2026

Rejection Statute Breakdown

17.7%
§101 Eligibility
16.9%
§102 Novelty
45.9%
§103 Obviousness
19.3%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18659774 CONTROL DEVICE Non-Final OA TOYOTA JIDOSHA KABUSHIKI KAISHA
19133003 VEHICLE DOOR CONTROL APPARATUS, METHOD, AND COMPUTER-READABLE MEDIUM Non-Final OA NEC Corporation
18921564 METHOD AND DEVICE FOR RECOGNIZING THE RISE IN A WATER LEVEL Final Rejection Robert Bosch GmbH
18614247 SYSTEMS AND METHODS FOR DETERMINING AND CONTROLLING AN AGRICULTURAL MACHINE OPERATIONAL MODE Final Rejection DEERE & COMPANY
18574833 Vehicle, Computing System, Operating Method of Computing System and Computer Program Non-Final OA LG Energy Solution, Ltd.
19196115 EMERGENCY CALL SYSTEM AND METHOD BASED ON WIRELESS COMMUNICATION Non-Final OA Kia Corporation
18934197 VEHICLE EVENT DETECTION BASED ON LEVEL OF COMPLEXITY OF EVENTS Final Rejection International Business Machines Corporation
18930828 ASSOCIATING TRAFFIC CONTROL DEVICES TO LANES FOR AUTONOMOUS OR SEMI- AUTONOMOUS SYSTEMS AND APPLICATIONS Final Rejection NVIDIA Corporation
19016206 BOAT CONTROL SYSTEM AND BOAT Final Rejection YAMAHA HATSUDOKI KABUSHIKI KAISHA
19100064 VERIFICATION-CYCLE GENERATION METHOD, VERIFICATION-CYCLE GENERATION SYSTEM, AND VERIFICATION-CYCLE GENERATION PROGRAM Final Rejection HORIBA, LTD.
18985721 EXCAVATOR AND CONTROL DEVICE FOR EXCAVATOR Final Rejection SUMITOMO HEAVY INDUSTRIES, LTD.
18948013 SYSTEM AND METHOD FOR TRAILER DIMENSION ESTIMATION Final Rejection Torc Robotics, Inc.
18978425 EXCAVATOR, DISPLAY APPARATUS, AND REMOTE OPERATION ASSISTANCE APPARATUS Final Rejection SUMITOMO CONSTRUCTION MACHINERY CO., LTD.
17940074 CLEANING DEVICE AND CLEANING SYSTEM Final Rejection Vorwerk & Co. Interholding GmbH

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