Prosecution Insights
Last updated: October 02, 2026

Examiner: VANDERHORST, MARIA VICTORIA

Tech Center 3600 • Art Units: 3621 3682 3688

This examiner grants 48% of resolved cases

Analysis

Maria Victoria Vanderhorst has resolved 585 cases in Art Unit 3621. The allowance rate is 48.2 percent, and the median days to allowance is 1412. These metrics show a moderately difficult and long prosecution path in Tech Center 3600. The 585 cases provide a clear view of the examiner's historical patterns.

The interview lift of 37.5 percent is a significant positive indicator. This 37.5 percent lift suggests that interviews are effective at improving the 48.2 percent allowance rate. Given the 585 cases and the 1412-day wait, the 37.5 percent lift is a critical strategy for applicants. Utilizing the 37.5 percent lift may be essential for overcoming the challenges reflected in the 48.2 percent base allowance rate.

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

Performance Statistics

48.2%
Allow Rate
-3.8% vs TC avg
631
Total Applications
+37.5%
Interview Lift
1412
Avg Prosecution Days
Based on 585 resolved cases, 2023–2026

Rejection Statute Breakdown

31.5%
§101 Eligibility
12.9%
§102 Novelty
38.8%
§103 Obviousness
13.0%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
19201715 USER INTERFACES FOR TRANSFERS Final Rejection Apple Inc.
19164313 INFORMATION PROCESSING APPARATUS, PRODUCT ADVERTISEMENT METHOD, AND NON-TRANSITORY COMPUTER-READABLE MEDIUM Non-Final OA NEC Corporation
18881362 ADVERTISEMENT MANAGEMENT DEVICE, ADVERTISEMENT MANAGEMENT METHOD, AND RECORDING MEDIUM Final Rejection NEC Corporation
18724233 STORE EXITING MANAGEMENT SYSTEM, STORE EXITING MANAGEMENT METHOD, AND RECORDING MEDIUM Non-Final OA NEC Corporation
18896395 INFORMATION PROCESSING SYSTEM AND INFORMATION PROCESSING METHOD Final Rejection Toshiba Tec Kabushiki Kaisha
18773789 DELIVERY INFORMATION PROVISION SERVER INCLUDING CONTROLLER CONFIGURED TO DETERMINE SPECIFIC PIECE OF DELIVERY INFORMATION AND TRANSMIT THE SAME TO PRINTER Non-Final OA BROTHER KOGYO KABUSHIKI KAISHA
17845855 REACH AND FREQUENCY PREDICTION FOR DIGITAL COMPONENT TRANSMISSIONS Final Rejection Google LLC
19016137 METHODS AND APPARATUS TO USE CLIENT-SERVER COMMUNICATIONS ACROSS INTERNET DOMAINS TO DETERMINE DISTRIBUTED DEMOGRAPHIC INFORMATION FOR MEDIA IMPRESSIONS Non-Final OA The Nielsen Company (US), LLC
18969517 COMMUNICATION SYSTEM AND COMMUNICATION CONTROL METHOD Non-Final OA SONY GROUP CORPORATION
18849910 METHOD FOR PROVIDING VIRTUAL KEYBOARD SERVICE AND APPARATUS THEREFOR Final Rejection SK Planet Co., Ltd.
18779634 SYSTEMS AND METHODS FOR GENERATING TRAVEL-RELATED RECOMMENDATIONS USING ELECTRONIC COMMUNICATION DATA Final Rejection Yahoo Assets LLC

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