Prosecution Insights
Last updated: October 27, 2026

Hassan Mrabi, USPTO Patent Examiner

Listed by the USPTO as MRABI, HASSAN

Tech Center 4100 • Art Units: 2127 2144 2147 2164 2176 2177 2487 4100

This examiner grants 78% of resolved cases

Analysis

MRABI, HASSAN examines applications in Technology Center 4100 and Art Unit 2127. The profile contains 385 resolved cases, an allowance rate of 78.2%, and a median time to allowance of 1028 days. Interview lift is 32.3%. The docket is large enough to support meaningful historical review, and the interview figure identifies a notable association between examiner interviews and allowance outcomes.

The listed companies are Qualcomm Incorporated, Capital One Services LLC, and Samsung Electronics Co., Ltd. The firms are CANTOR COLBURN LLP, HARNESS DICKEY (DETROIT), and Harrity & Harrity, LLP. These organizations provide useful reference points for finding related applications and representative responses. Counsel may want to pair a technically focused written response with an interview request, while accounting for the median prosecution period in portfolio planning.

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

Performance Statistics

78.2%
Allow Rate
+18.2% vs TC avg
408
Total Applications
+32.3%
Interview Lift
1028
Avg Prosecution Days
Based on 385 resolved cases, 2023–2026

Rejection Statute Breakdown

14.0%
§101 Eligibility
9.5%
§102 Novelty
59.9%
§103 Obviousness
6.2%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18699297 ISOLATION FOREST WITH ULTRA-LOW RAM FOOTPRINT FOR EDGE Non-Final OA Telefonaktiebolaget LM Ericsson (publ)
17767688 DEVELOPING MACHINE-LEARNING MODELS Non-Final OA Telefonaktiebolaget LM Ericsson (publ)
18540334 DYNAMIC CONFIGURATION OF A DATA PROCESSING SYSTEM Final Rejection Capital One Services, LLC
18592250 SEQUENTIAL CUSTOMIZATION OF TEXT-TO-IMAGE DIFFUSION MODELS OR OTHER MACHINE LEARNING MODELS Non-Final OA Samsung Electronics Co., Ltd.
18255142 PROCESS FOR TRAINING A FIRST ARTIFICIAL NEURAL NETWORK STRUCTURE, COMPUTER SYSTEM, COMPUTER PROGRAM AND COMPUTER-READABLE MEDIUM Non-Final OA Robert Bosch GmbH
17877742 METHODS, SYSTEMS, AND MEDIA FOR BI-MODAL UNDERSTANDING OF NATURAL LANGUAGES AND NEURAL ARCHITECTURES Non-Final OA HUAWEI CLOUD COMPUTING TECHNOLOGIES CO., LTD.
18565414 ACTIVATION BUFFER ARCHITECTURE FOR DATA-REUSE IN A NEURAL NETWORK ACCELERATOR Final Rejection QUALCOMM Incorporated
18262718 KERNEL-GUIDED ARCHITECTURE SEARCH AND KNOWLEDGE DISTILLATION Final Rejection QUALCOMM Incorporated
18378491 METHOD FOR KNOWLEDGE GRAPH EMBEDDING USING NUMERIC DATA AND HYPER-RELATIONAL INFORMATION AND SYSTEM THEREOF Non-Final OA KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGY
18328977 DETERMINING MISSING RELATIONSHIP INFORMATION AND AUGMENTING A KNOWLEDGE GRAPH Non-Final OA International Business Machines Corporation
18175249 SYSTEM AND METHOD FOR LARGE-SCALE MULTI-LABEL LEARNING USING INCOMPLETE LABEL ASSIGNMENTS Non-Final OA YAHOO ASSETS LLC
18326885 FEDERATED LEARNING SIMULATOR FOR FLEXIBLE LOCAL AND GLOBAL TRAINING Final Rejection Dell Products L.P.
18698218 DEMONSTRATION-DRIVEN REINFORCEMENT LEARNING Non-Final OA DeepMind Technologies Limited

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Frequently Asked Questions

What is examiner Hassan Mrabi's allowance rate?

78.2% of resolved applications examined by Hassan Mrabi were allowed (385 resolved cases), compared with 46.8% across Art Unit 2127 over the last five years.

Does an interview help with examiner Hassan Mrabi?

This examiner's interview lift is +32.3 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Hassan Mrabi take to allow a patent?

Applications allowed by Hassan Mrabi took 1,028 days on average from filing to allowance.

Which art unit does examiner Hassan Mrabi work in?

Hassan Mrabi examines applications in Art Unit 2127 in Tech Center 4100.

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