Prosecution Insights
Last updated: October 02, 2026

Examiner: KASSA, ZEWDU A

Tech Center 2600 • Art Units: 2611 2632 2635 2637 2642

This examiner grants 89% of resolved cases

Analysis

Zewdu A. Kassa has handled 824 resolved cases in Tech Center 2600 and Art Unit 2611. The examiner demonstrates an allowance rate of 88.7%. The median time from filing to allowance is 876 days. This duration serves as a benchmark for the prosecution process for applications under his review.

An interview lift of 5.1% is recorded for this examiner. This positive lift indicates that interviews are correlated with a higher likelihood of success than the 88.7% base allowance rate. Practitioners can use this 5.1% lift to further improve their chances of a positive outcome. With 824 resolved cases, the 876-day median pendency is a well-established benchmark for prosecution in Tech Center 2600. These metrics provide a clear picture of the examiner's historical performance in Art Unit 2611.

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

Performance Statistics

88.7%
Allow Rate
+26.7% vs TC avg
838
Total Applications
+5.1%
Interview Lift
876
Avg Prosecution Days
Based on 825 resolved cases, 2023–2026

Rejection Statute Breakdown

6.1%
§101 Eligibility
9.9%
§102 Novelty
76.0%
§103 Obviousness
1.4%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
19075329 ELECTRONIC DEVICE COMPRISING POWER AMPLIFIER, AND OPERATING METHOD THEREOF Non-Final OA Samsung Electronics Co., Ltd.
19212601 CHANNEL STATE INFORMATION SENDING METHOD, CHANNEL STATE INFORMATION RECEIVING METHOD, AND APPARATUS Non-Final OA HUAWEI TECHNOLOGIES CO., LTD.
19038459 ENABLING UNRESTRICTED ALLOCATION FOR DFT-S-OFDM Non-Final OA QUALCOMM Incorporated
18871352 AUTONOMOUS TIMING ADVANCE ADJUSTMENT FOR MULTIPLE TRANSMISSION RECEPTION POINTS Final Rejection QUALCOMM Incorporated
18625994 RADIO FREQUENCY CIRCUIT CONFIGURATION BASED ON PREDICTED PERFORMANCE PROPERTIES Non-Final OA QUALCOMM Incorporated
18992866 TECHNIQUES FOR SOUNDING REFERENCE SIGNAL (SRS) OPERATION WITH EIGHT PORTS Non-Final OA Intel Corporation
18870696 DESIGNS OF MULTI-RU IN WIDER BANDWIDTH PPDU FOR NEXT-GENERATION WLAN Final Rejection MEDIATEK INC.
19045175 Beam Activation and Determination in Wireless Networks Non-Final OA Comcast Cable Communications, LLC
19211752 METHOD FOR CHANNEL STATE INFORMATION (CSI) FEEDBACK, TRANSMITTING DEVICE, AND RECEIVING DEVICE Non-Final OA GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD.

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