Prosecution Insights
Last updated: October 27, 2026

Blake I Narramore, USPTO Patent Examiner

Listed by the USPTO as NARRAMORE, BLAKE I

Tech Center 4100 • Art Units: 2425 2431 2438 4100

This examiner grants 78% of resolved cases

Analysis

NARRAMORE, BLAKE I has resolved 180 cases in Tech Center 4100 and Art Unit 2425. The allowance rate is 78.3%, with a median of 1016 days to allowance. The record supports a practical expectation of eventual allowance in many matters, but the pendency interval remains material for applicants managing priority dates, product development, and related filings.

The interview lift is 22.9%, making interview preparation a potentially valuable part of prosecution planning. Istari Digital Inc., Canon Inc., and The Toronto-dominion Bank are the principal listed company users. Bochner PLLC, CHIP LAW GROUP, and Harrity & Harrity, LLP are the leading listed firms. Their recurring activity may help practitioners identify familiar claim formats and response practices for this docket.

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

Performance Statistics

78.3%
Allow Rate
+18.3% vs TC avg
217
Total Applications
+22.9%
Interview Lift
1016
Avg Prosecution Days
Based on 180 resolved cases, 2023–2026

Rejection Statute Breakdown

2.9%
§101 Eligibility
11.6%
§102 Novelty
60.8%
§103 Obviousness
20.9%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18981527 SELECTIVE SAMPLING OF COMMUNICATION CHANNEL FOR IDENTIFYING SENDER Final Rejection The Regents of the University of Michigan
18981152 DEVICE MANAGEMENT SYSTEM, DEVICE MANAGEMENT METHOD, AND STORAGE MEDIUM Final Rejection CANON KABUSHIKI KAISHA
18463408 SYSTEM AND METHOD FOR STORING IMMUTABLE EVIDENCE DATA Final Rejection The Toronto-Dominion Bank
18981469 IMAGE FORMING APPARATUS AND INFORMATION TRANSMISSION METHOD Final Rejection SEIKO EPSON CORPORATION
18853590 DATA PROCESSING APPARATUS, DATA PROCESSING METHOD, AND PROGRAM Final Rejection Sony Semiconductor Solutions Corporation
18995265 IDENTITY AUTHENTICATION METHOD AND SYSTEM, ISSUANCE METHOD, DEVICE, PLATFORM, AND SERVER Non-Final OA BOE Technology Group Co., Ltd.
18985017 CONTROL SYSTEM OF INPUTS/OUTPUTS OF AT LEAST ONE AVIONIC APPLICATION AND OPERATION VERIFICATION METHOD OF SUCH A SYSTEM Final Rejection THALES
18844375 CRYPTOGRAPHIC KEY STORE ON CARD Non-Final OA Visa International Service Association
18834007 ORBITAL RESILIENT BLOCKCHAIN-ENABLED INTER-AGENT TRANSACTION SERVICE PROTOCOL Non-Final OA THE JOHNS HOPKINS UNIVERSITY
18834056 SYSTEM AND METHOD FOR EXCHANGING PRIVATE DATA AMONG NODES IN BLOCKCHAIN NETWORK Non-Final OA Siemens Aktiengesellschaft
18945854 VISUAL INTEGRITY CHECKS Final Rejection Nokia Technologies Oy

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Frequently Asked Questions

What is examiner Blake I Narramore's allowance rate?

78.3% of resolved applications examined by Blake I Narramore were allowed (180 resolved cases), compared with 68.9% across Art Unit 2425 over the last five years.

Does an interview help with examiner Blake I Narramore?

This examiner's interview lift is +22.9 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Blake I Narramore take to allow a patent?

Applications allowed by Blake I Narramore took 1,016 days on average from filing to allowance.

Which art unit does examiner Blake I Narramore work in?

Blake I Narramore examines applications in Art Unit 2425 in Tech Center 4100.

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