Prosecution Insights
Last updated: October 02, 2026

Examiner: MENGESHA, WEBESHET

Tech Center 3700 • Art Units: 3744 3763 3784

This examiner grants 47% of resolved cases

Analysis

Webeshet Mengesha, an examiner in Tech Center 3700 and Art Unit 3744, has 436 resolved cases. The allowance rate is 47.2 percent, suggesting a rigorous examination process. However, the interview lift is 12.7 percent, indicating that direct discussion can help bridge the gap toward an allowance compared to the 47.2 percent baseline. This 12.7 percent lift is a crucial statistic for applicants facing the initial allowance rate.

The median days to allowance is 1514, representing a long prosecution period. Applicants should be prepared for a 1514 day timeline and a 47.2 percent success rate. The 12.7 percent interview lift is a vital statistic for counsel, as it represents a key method for improving the odds in this environment. The 436 resolved cases suggest that the examiner maintains consistent standards over time in Art Unit 3744. Navigating the 1514 day timeline requires a proactive approach, utilizing the 12.7 percent lift whenever possible.

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

Performance Statistics

47.2%
Allow Rate
-22.8% vs TC avg
490
Total Applications
+12.7%
Interview Lift
1514
Avg Prosecution Days
Based on 436 resolved cases, 2023–2026

Rejection Statute Breakdown

0.4%
§101 Eligibility
9.8%
§102 Novelty
56.4%
§103 Obviousness
32.8%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
19034378 REFRIGERATOR Non-Final OA SAMSUNG ELECTRONICS CO., LTD.
17835170 COMPOSITE REFRIGERATION SYSTEM AND DATA CENTER Non-Final OA Huawei Digital Power Technologies Co., Ltd.
18577527 METHODS FOR OPERATING HYDROCARBON REMOVAL SYSTEMS FROM NATURAL GAS STREAMS Final Rejection EXXONMOBIL TECHNOLOGY AND ENGINEERING COMPANY
18592074 PROCESSES AND SYSTEMS FOR MONITORING AND CONTROLLING REFRIGERATION ENERGY COMSUMPTION Non-Final OA SAUDI ARABIAN OIL COMPANY
18783921 SYSTEMS AND METHODS FOR TEMPERATURE CONTROL OF CONSUMER PRODUCTS Final Rejection Mars, Incorporated
18980200 MODULAR CRYOGENIC INTERCONNECTS AND QUANTUM COMPUTING SYSTEMS Non-Final OA International Business Machines Corporation
19107258 CONTAINER STORAGE DEVICE Non-Final OA Hitachi High-Tech Corporation
18911318 SYSTEM FOR HEATING AND COOLING SYSTEM WITH STAND-ALONE MODULAR UNITS Final Rejection Rensselaer Polytechnic Institute
19211274 JOULE-THOMSON CRYOCOOLER Non-Final OA SUMITOMO HEAVY INDUSTRIES, LTD.
18981667 CRYOGENIC REFRIGERATOR Non-Final OA SUMITOMO HEAVY INDUSTRIES, LTD.
18002235 SEMICONDUCTOR REFRIGERATION PLATE AND MANUFACTURING METHOD THEREFOR Final Rejection BYD COMPANY LIMITED
17956789 COMPONENT COOLER WITH MULTIPLE HEAT TRANSFER PATHS Non-Final OA ADVANCED MICRO DEVICES, INC.
18043948 BOTTOM WALL OF A LIQUEFIED GAS STORAGE TANK Final Rejection GAZTRANSPORT ET TECHNIGAZ
18626360 SUPERCONDUCTING MAGNET DEVICE Final Rejection JEOL Ltd.

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