Prosecution Insights
Last updated: October 26, 2026

Chat C Do, USPTO Patent Examiner

Listed by the USPTO as DO, CHAT C

Tech Center 2100 • Art Units: 2193

This examiner grants 44% of resolved cases

Analysis

DO, CHAT C is assigned to Tech Center 2100 and Art Unit 2193. The profile covers 192 resolved cases, a 43.8% allowance rate, and a median of 1611 days to allowance. The 11.5% interview lift indicates a modest association between interviews and improved allowance outcomes, while the median timing reflects extended prosecution.

Representative companies include Dell Products L.P., Hewlett Packard Enterprise Development L.P., and Google LLC. The listed firms are ARENTFOX SCHIFF LLP, BRAKE HUGHES BELLERMANN LLP, and BUCHANAN, INGERSOLL & ROONEY PC. Applicants should plan for a longer prosecution path and use interviews as a supporting tool rather than a sole strategy.

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

Performance Statistics

43.8%
Allow Rate
-11.2% vs TC avg
236
Total Applications
+11.5%
Interview Lift
1611
Avg Prosecution Days
Based on 192 resolved cases, 2023–2026

Rejection Statute Breakdown

29.4%
§101 Eligibility
17.3%
§102 Novelty
31.4%
§103 Obviousness
17.0%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18053127 MANAGING INSTALLATION OF APPLICATIONS ON COMPUTING DEVICES Non-Final OA Google LLC
18703135 CONFIGURING A DIGITAL TWIN FOR SOFTWARE TESTING Final Rejection Lenovo (Singapore) Pte. Ltd
18648051 VISUAL PROGRAMMING INTERFACE Final Rejection TENCENT TECHNOLOGY (SHENZHEN) COMPANY LIMITED
18976824 OPTIMIZING SOFTWARE UPGRADE PROCESSES IN DATA CENTER ARCHITECTURES Non-Final OA Hewlett Packard Enterprise Development LP
18978630 Using AI/Decompiler to Verify Software Bill-of-Materials (SBOM)s Non-Final OA MICRO FOCUS LLC
19028870 DYNAMIC ADAPTIVE PAYLOAD TRANSMISSION FOR IMAGING IN HCI ENVIRONMENT Non-Final OA Dell Products L.P.
18336309 PREFETCHING RELATED APPLICATION FILES IN AN INFORMATION HANDLING SYSTEM Non-Final OA Dell Products L.P.
18160150 SYSTEMS AND METHODS FOR IDENTIFYING AND UTILIZING STRANDED COMPUTING RESOURCES Final Rejection Dell Products L.P.
17657719 SYSTEMS AND METHODS FOR PERFORMING POWER SUPPY UNIT (PSU) FIRMWARE UPDATES WITHOUT INTERRUPTING A USER'S DATAPATH Final Rejection Dell Products, L.P.
18053495 SYSTEM FOR DETERMINING A REPRESENTATIVE VEHICLE SOFTWARE CONFIGURATION FOR ANALYSIS Non-Final OA GM Global Technology Operations LLC

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Frequently Asked Questions

What is examiner Chat C Do's allowance rate?

43.8% of resolved applications examined by Chat C Do were allowed (192 resolved cases), compared with 70.7% across Art Unit 2193 over the last five years.

Does an interview help with examiner Chat C Do?

This examiner's interview lift is +11.5 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Chat C Do take to allow a patent?

Applications allowed by Chat C Do took 1,611 days on average from filing to allowance.

Which art unit does examiner Chat C Do work in?

Chat C Do examines applications in Art Unit 2193 in Tech Center 2100 (Computing & Software).

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