Prosecution Insights
Last updated: October 02, 2026

Examiner: ASHRAF, WASEEM

Tech Center 4100 • Art Units: 2155 2453 2455 3621 3682 4123

This examiner grants 50% of resolved cases

Analysis

Waseem Ashraf examines applications in Art Unit 2155 within Tech Center 4100. The examiner has 262 resolved cases and an allowance rate of 49.6 percent. This rate indicates that about half of the applications reach a successful conclusion. The median days to allowance is 1491, which is a relatively long timeframe for the prosecution process compared to other units.

The interview lift is 9.6 percent, suggesting that interviews provide a modest benefit to the 49.6 percent allowance rate. This positive lift indicates that direct communication can help resolve issues and move cases toward allowance. With 262 resolved cases, the data is robust and reflects a consistent examination profile. Practitioners should be prepared for the 1491-day median timeline and consider using interviews to leverage the 9.6 percent lift in Art Unit 2155. The combination of these metrics suggests a steady but potentially lengthy path to grant.

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

Performance Statistics

49.6%
Allow Rate
-10.4% vs TC avg
273
Total Applications
+9.6%
Interview Lift
1491
Avg Prosecution Days
Based on 262 resolved cases, 2023–2026

Rejection Statute Breakdown

13.3%
§101 Eligibility
19.7%
§102 Novelty
47.5%
§103 Obviousness
15.7%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18468044 CLOUD INFRASTRUCTURE-BASED ONLINE PUBLISHING PLATFORMS FOR VIRTUAL PRIVATE LABEL CLOUDS Non-Final OA Oracle International Corporation
18736173 GENERATIVE AGENT GUIDED CONVERSATIONS FOR ARTIFACT COMPLETION Non-Final OA Microsoft Technology Licensing, LLC
18616620 Matching Images of Current Inventory with Machine Learning Predictions of User Preferences to Customize User Interface Non-Final OA Maplebear Inc.
18663969 METHOD AND DEVICE WITH CONTINUAL LEARNING Non-Final OA Seoul National University R&DB Foundation
18129447 AUTOMATIC KEYWORD GROUPING FOR CAMPAIGN BID CUSTOMIZATION Non-Final OA Maplebear Inc. (dba Instacart)

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