Prosecution Insights
Last updated: October 02, 2026

Examiner: AHSAN, UMAIR

Tech Center 2600 • Art Units: 2645 2647

This examiner grants 70% of resolved cases

Analysis

Umair Ahsan is an examiner in Tech Center 2600, specifically in Art Unit 2645. The examiner has 414 resolved cases. The allowance rate for these cases is 69.6 percent. This rate provides a baseline for the likelihood of obtaining a patent grant under this examiner's review.

The interview lift is 31.2 percent. This is an increase, indicating that interviews are a tool for advancing prosecution. Practitioners should consider requesting an interview, as the 31.2 percent lift suggests it improves the probability of allowance in Art Unit 2645.

The median days to allowance is 986. This timeframe represents the typical duration for successful applications to reach a grant. With 414 resolved cases, the examiner has a history in Tech Center 2600. The 69.6 percent allowance rate and 986 day median are key metrics for practitioners to use when planning their approach.

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

Performance Statistics

69.6%
Allow Rate
+7.6% vs TC avg
453
Total Applications
+31.2%
Interview Lift
986
Avg Prosecution Days
Based on 415 resolved cases, 2023–2026

Rejection Statute Breakdown

3.6%
§101 Eligibility
15.5%
§102 Novelty
57.0%
§103 Obviousness
16.7%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18559775 METHOD AND DEVICE FOR PROVIDING LOCATION ESTIMATION SERVICE IN WIRELESS COMMUNICATION SYSTEM Final Rejection SAMSUNG ELECTRONICS CO., LTD.
18404320 INFORMATION COMMUNICATION SYSTEM, CONTROL DEVICE, AND INFORMATION COMMUNICATION METHOD Final Rejection TOYOTA JIDOSHA KABUSHIKI KAISHA
17823353 IMAGE PROCESSING DEVICE, IMAGE PROCESSING METHOD, AND IMAGE PROCESSING PROGRAM Non-Final OA FUJIFILM Corporation
18936094 CROSS REALITY SYSTEM WITH WIRELESS FINGERPRINTS Non-Final OA Magic Leap, Inc.
18672347 DETERMINING POSITION INFORMATION Non-Final OA QUALCOMM Incorporated
18455289 MACHINE LEARNING (ML)-BASED POSITIONING IN A WIRELESS COMMUNICATION SYSTEM THAT MITIGATES USER EQUIPMENT (UE) CLOCK DRIFT Final Rejection QUALCOMM Incorporated
18546037 RECONFIGURABLE INTELLIGENT SURFACE (RIS) AIDED USER EQUIPMENT (UE)-BASED ROUND-TRIP-TIME (RTT) POSITIONING Final Rejection QUALCOMM Incorporated
18000318 BASE STATION-ASSISTED USER EQUIPMENT-TO-USER EQUIPMENT POSITIONING Final Rejection QUALCOMM Incorporated
17801424 IMAGE GENERATION DEVICE, IMAGE GENERATION METHOD, RECORDING MEDIUM GENERATION METHOD, LEARNING MODEL GENERATION DEVICE, LEARNING MODEL GENERATION METHOD, LEARNING MODEL, DATA PROCESSING DEVICE, DATA PROCESSING METHOD, INFERENCE METHOD, ELECTRONIC DEVICE, GENERATION METHOD, PROGRAM AND NON-TEMPORARY COMPUTER READABLE MEDIUM Non-Final OA Sony Semiconductor Solutions Corporation
18294908 PAGING EARLY INDICATION Non-Final OA LENOVO (BEIJING) LIMITED
18014104 CONFIGURING ENERGY EFFICIENT POSITIONING MEASUREMENTS Non-Final OA Lenovo (Singapore) Pte. Ltd.
18694100 USER TERMINAL Final Rejection NTT DOCOMO, INC.
18833383 LOCATION DETERMINATION Non-Final OA Nokia Solutions and Networks Oy
18005484 PROCEDURE TO ASSIST NETWORK FOR TRANSMISSION TIMING CALIBRATION FOR POSITIONING ACCURACY ENHANCEMENT Non-Final OA MEDIATEK INC.
18351396 TRANSMISSION METHOD, TRANSMISSION APPARATUS, COMMUNICATION DEVICE, AND READABLE STORAGE MEDIUM Non-Final OA VIVO MOBILE COMMUNICATION CO., LTD.
18391252 ENHANCED NOTIFICATION MANAGEMENT Final Rejection T-MOBILE INNOVATIONS LLC
17835234 DYNAMIC SWITCHING ALLOCATION BETWEEN FREQUENCY ALLOCATIONS Non-Final OA T-Mobile Innovations LLC
18552846 INFORMATION PROCESSING METHOD, APPARATUS, TERMINAL AND NETWORK-SIDE DEVICE Non-Final OA DATANG MOBILE COMMUNICATIONS EQUIPMENT CO., LTD.
18203343 System and Method for Improving Telematics Location Information and Reliability of E911 Calls Non-Final OA Sirius XM Radio Inc.
17961581 WIRELESS POSITIONING Final Rejection Iiwari Tracking Solutions Oy

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