Prosecution Insights
Last updated: October 27, 2026

Abu Z Ghaffari, USPTO Patent Examiner

Listed by the USPTO as GHAFFARI, ABU Z

Tech Center 4100 • Art Units: 2195 4100

This examiner grants 79% of resolved cases

Analysis

GHAFFARI, ABU Z has resolved 704 cases in Tech Center 4100 and Art Unit 2195. The allowance rate is 79.3%, while the median time to allowance is 1160 days. Interviews are associated with a 47.7% lift in allowance rate, making interview preparation a prominent consideration for counsel handling applications before this examiner.

The listed companies are Huawei Technologies Co., Ltd., NVIDIA Corporation, and Dell Products L.P. The leading firms are AMIN, TUROCY & WATSON, LLP, BakerHostetler, and BIRCH STEWART KOLASCH & BIRCH, LLP. The docket gives practitioners several technology-focused examples for reviewing claim and interview practice.

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

Performance Statistics

79.3%
Allow Rate
+19.3% vs TC avg
746
Total Applications
+47.7%
Interview Lift
1160
Avg Prosecution Days
Based on 704 resolved cases, 2023–2026

Rejection Statute Breakdown

17.2%
§101 Eligibility
0.1%
§102 Novelty
38.6%
§103 Obviousness
39.6%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18854480 SIGNAL PROCESSING DEVICE AND VEHICLE DISPLAY DEVICE INCLUDING SAME Non-Final OA LG ELECTRONICS INC.
18769754 COLLECTIVE COMMUNICATION METHOD AND APPARATUS Non-Final OA HUAWEI TECHNOLOGIES CO., LTD.
18701532 INTER-PROCESS FUNCTION CALLING METHOD AND RELATED DEVICE Final Rejection Huawei Technologies Co., Ltd.
18453659 NETWORK ADAPTER, COMPUTING DEVICE, AND DATA ACQUISITION METHOD Non-Final OA HUAWEI TECHNOLOGIES CO., LTD.
18248073 Memory Management Method, Electronic Device, and Computer-Readable Storage Medium Non-Final OA Huawei Technologies Co., Ltd.
18734003 COMPUTER, CONTROL METHOD, AND COMPUTER READABLE MEDIUM Non-Final OA Mitsubishi Electric Corporation
18729872 IN-VEHICLE CONTROL DEVICE, CONTROL METHOD, AND COMPUTER PROGRAM Non-Final OA Sumitomo Electric Industries, Ltd.
18328953 DATABASE SYSTEMS AND METHODS WITH ASYMMETRIC NODES Final Rejection MongoDB, Inc.
18081537 APPLICATION PROGRAMMING INTERFACE TO STORE MEMORY TRANSACTION INFORMATION Final Rejection NVIDIA Corporation
17872621 DATA TRANSFER TRACKING FOR COMPUTER BUSES Non-Final OA NVIDIA Corporation
17700485 APPLICATION PROGRAMMING INTERFACE TO PERFORM SELECTIVE LOADING Non-Final OA NVIDIA Corporation
18085858 NETWORK DEVICES WITH USER-DEFINED MANAGEMENT OF OPERATING PARAMETERS Final Rejection MELLANOX TECHNOLOGIES, LTD.
17850900 INTELLIGENT LAYER DERIVED DEPLOYMENT OF CONTAINERS Non-Final OA Red Hat, Inc.
18796185 Wireless Network Device with Multiple Processing Chains Non-Final OA Dell Products L.P.
18420658 EXPLAINABLE QUANTUM ANNEALING Final Rejection Dell Products L.P.
17823107 APPARATUS, METHOD, AND SYSTEM TO DYNAMICALLY DEPLOY WIRELESS INFRASTRUCTURE Final Rejection The Trustees of the University of Pennsylvania

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Who Appears Before This Examiner

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Frequently Asked Questions

What is examiner Abu Z Ghaffari's allowance rate?

79.3% of resolved applications examined by Abu Z Ghaffari were allowed (704 resolved cases), compared with 66.5% across Art Unit 2195 over the last five years.

Does an interview help with examiner Abu Z Ghaffari?

This examiner's interview lift is +47.7 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Abu Z Ghaffari take to allow a patent?

Applications allowed by Abu Z Ghaffari took 1,160 days on average from filing to allowance.

Which art unit does examiner Abu Z Ghaffari work in?

Abu Z Ghaffari examines applications in Art Unit 2195 in Tech Center 4100.

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