Prosecution Insights
Last updated: October 02, 2026

Examiner: KURIEN, CHRISTEN A

Tech Center 2800 • Art Units: 2421 2427 2884

This examiner grants 57% of resolved cases

Analysis

Christen A. Kurien is an examiner in Tech Center 2800 and Art Unit 2421. The examiner has 460 resolved cases. The data shows an allowance rate of 57.0 percent, which is moderate. An interview lift of 26.9 percent indicates that interviews are a highly effective tool for increasing the likelihood of a grant. This 26.9 percent lift suggests that direct engagement can significantly overcome prosecution hurdles.

The median days to allowance is 1366, indicating a relatively long process from filing to grant. With 460 resolved cases, the examiner's data is robust and reliable. The 57.0 percent allowance rate and 1366 median days to allowance set the stage for prosecution. Practitioners should prioritize interviews given the 26.9 percent lift observed across these 460 cases.

In Art Unit 2421, the 26.9 percent interview lift is a key tactical advantage. The 57.0 percent allowance rate suggests a balanced examination style. The 1366 median days to allowance is an important factor for managing client expectations regarding timing. By leveraging the 26.9 percent lift, applicants can improve their chances of success beyond the baseline 57.0 percent allowance rate.

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

Performance Statistics

57.0%
Allow Rate
-11.0% vs TC avg
478
Total Applications
+26.9%
Interview Lift
1366
Avg Prosecution Days
Based on 460 resolved cases, 2023–2026

Rejection Statute Breakdown

10.1%
§101 Eligibility
14.4%
§102 Novelty
68.5%
§103 Obviousness
2.6%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
19285777 SYSTEMS AND METHODS FOR ADVERTISEMENT PLAYBACK BASED ON PREFERRED VIEWING DURATION Non-Final OA SAMSUNG ELECTRONICS CO., LTD.
19215804 VIDEO PROCESSING METHOD, VIDEO PROCESSING DEVICE, AND STORAGE MEDIUM Non-Final OA Arashi Vision Inc.
18876710 INFORMATION PROCESSING DEVICE, INFORMATION PROCESSING METHOD, AND COMPUTER-READABLE NON-TRANSITORY STORAGE MEDIUM Non-Final OA SONY GROUP CORPORATION
19146869 DISPLAY CONTROL DEVICE AND DISPLAY CONTROL METHOD Non-Final OA Sony Interactive Entertainment Inc.
19216433 BLIND SPOT VIEW ENHANCEMENTS FOR VEHICLES Non-Final OA Rivian IP Holdings, LLC
19288471 HOTSPOT LIST DISPLAY METHOD AND APPARATUS, ELECTRONIC DEVICE, AND STORAGE MEDIUM Non-Final OA BEIJING ZITIAO NETWORK TECHNOLOGY CO., LTD.
19220454 METHOD, APPARATUS, DEVICE AND MEDIUM FOR INFORMATION INTERACTION Non-Final OA Beijing Youzhuju Network Technology Co., Ltd.
18755484 DYNAMIC RENDERING OF A CONTEXTUALIZED ADVERTISEMENT Non-Final OA Roku, Inc.
19048514 INTERACTIVE PRODUCT PLACEMENT SYSTEM AND METHOD THEREFOR Non-Final OA AiBUY Holdco, Inc.
18743735 VEHICLE TRAFFIC MONITORING DEVICE SYSTEMS AND METHODS Non-Final OA DISH Wireless L.L.C.
18752630 ELECTRONIC PROGRAMMING GUIDE (EPG) FOR ACCESSING LINEAR CHANNELS AND DYNAMIC CHANNELS Non-Final OA Philo, Inc.

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