Prosecution Insights
Last updated: October 26, 2026

Ziaul Karim, USPTO Patent Examiner

Listed by the USPTO as KARIM, ZIAUL

Tech Center 3600 • Art Units: 2119 2127 2141 2859 3634

This examiner grants 82% of resolved cases

Analysis

KARIM, ZIAUL is assigned to tech center 3600 and art unit 2119. His profile records 763 resolved cases, an allowance rate of 81.9%, and a median of 954 days to allowance. The interview lift is 21.9%, indicating a positive association between interviews and recorded allowance outcomes. These figures provide a useful basis for prosecution planning in the represented technology matters.

Google LLC, Chevron Corporation, and ABB Schweiz AG are the listed companies. Listed firms include Blank Rome LLP, Cantor Colburn LLP - Collins Aerospace, and Eversheds Sutherland (US) LLP - Rheem. The case volume supports examining patterns across a broad record. Practitioners may use interviews to clarify issues while accounting for the recorded median duration in filing and response schedules.

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

Performance Statistics

81.9%
Allow Rate
+29.9% vs TC avg
797
Total Applications
+21.9%
Interview Lift
954
Avg Prosecution Days
Based on 763 resolved cases, 2023–2026

Rejection Statute Breakdown

16.5%
§101 Eligibility
20.2%
§102 Novelty
43.8%
§103 Obviousness
15.4%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18774530 Two-Stage Thermal Throttling Non-Final OA Google LLC
18522143 DEPLOY SERVICE FOR COORDINATED DEPLOY TO RUNTIME Final Rejection ABB Schweiz AG
18709355 AUTOMATIC PARAMETER ADJUSTMENT DEVICE, AUTOMATIC PARAMETER ADJUSTMENT SYSTEM, AND AUTOMATIC PARAMETER ADJUSTMENT METHOD Final Rejection Panasonic Intellectual Property Management Co., Ltd.
19008664 MANUFACTURING SYSTEM FOR ELECTRONIC DEVICE Non-Final OA Innolux Corporation
18946953 METHOD FOR CONTROLLING ELECTRIC POWER AND CHARGING AND DISCHARGING SYSTEM Non-Final OA Contemporary Amperex Technology (Hong Kong) Limited
18885812 HEAT SOURCE SYSTEM Non-Final OA DAIKIN INDUSTRIES, LTD.
18441362 Systems and Methods for Providing Retroactive Wireless Connectivity to HVAC Systems Final Rejection Rheem Manufacturing Company
18247982 METHOD AND COMPUTER PROGRAM FOR CREATING MANUFACTURING DATA, AND METHOD FOR MANUFACTURING AN ORTHOPEDIC DEVICE Final Rejection OTTOBOCK SE & CO. KGAA

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Frequently Asked Questions

What is examiner Ziaul Karim's allowance rate?

81.9% of resolved applications examined by Ziaul Karim were allowed (763 resolved cases), compared with 78.7% across Art Unit 2119 over the last five years.

Does an interview help with examiner Ziaul Karim?

This examiner's interview lift is +21.9 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Ziaul Karim take to allow a patent?

Applications allowed by Ziaul Karim took 954 days on average from filing to allowance.

Which art unit does examiner Ziaul Karim work in?

Ziaul Karim examines applications in Art Unit 2119 in Tech Center 3600 (Transportation, E-Commerce & Mechanical Systems).

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