Prosecution Insights
Last updated: October 27, 2026

Leynna Thanh Truvan, USPTO Patent Examiner

Listed by the USPTO as TRUVAN, LEYNNA THANH

Tech Center 2400 • Art Units: 2129 2135 2175 2408 2431 2435 2437 2497

This examiner grants 76% of resolved cases

Analysis

TRUVAN, LEYNNA THANH is a USPTO patent examiner in Tech Center 2400 and art unit 2129. The examiner has 520 resolved cases, an allowance rate of 76.5%, and a median of 1373 days to allowance. The interview lift is 20.1%, showing a positive association that may support examiner engagement.

The listed companies are Wells Fargo Bank, N.A., Apple Inc., and Google LLC. The listed firms are EVERSHEDS SUTHERLAND (US) LLP, Fox Rothschild LLP, and Outside General Counsel LLP. The allowance profile is favorable, but the median timing indicates that applicants should account for a comparatively extended path to allowance when setting prosecution objectives.

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

Performance Statistics

76.5%
Allow Rate
+18.5% vs TC avg
547
Total Applications
+20.1%
Interview Lift
1373
Avg Prosecution Days
Based on 520 resolved cases, 2023–2026

Rejection Statute Breakdown

7.4%
§101 Eligibility
23.4%
§102 Novelty
51.2%
§103 Obviousness
4.5%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18234257 QUANTUM COMPUTING-BASED REVERSIBLE POLYNOMIAL SERIES FOR CRYPTOGRAPHIC OPERATIONS Final Rejection Wells Fargo Bank, N.A.
19031114 UNIFORM COMMUNICATION PROTOCOLS FOR COMMUNICATION BETWEEN CONTROLLERS AND ACCESSORIES Non-Final OA Apple Inc.
19247855 PROTECTING THE INTEGRITY OF COMMUNICATIONS FROM CLIENT DEVICES Non-Final OA Google LLC
18420641 SYSTEMS AND METHODS FOR GENERATING A BLOCKCHAIN-BASED USER PROFILE Non-Final OA State Farm Mutual Automobile Insurance Company
19249734 PROTECTED DATA USE IN THIRD PARTY SOFTWARE APPLICATIONS Non-Final OA Snap Inc.
18564444 AUTHENTICATION Non-Final OA Hewlett-Packard Development Company, L.P.
19025329 SECURE REPLACEABLE VERIFICATION KEY ARCHITECTURE IN A MEMORY SUB-SYSTEM Non-Final OA Micron Technology, Inc.
19029389 NON-REPEATABLE CHALLENGE-RESPONSE AUTHENTICATION Non-Final OA NCR Voyix Corporation
18865716 METHOD FOR CREATING CONFIDENTIAL COMPUTING ENVIRONMENT, CRYPTO OPERATION METHOD, CRYPTO OPERATION SYSTEM, ELECTRONIC DEVICE, AND STORAGE MEDIUM Non-Final OA HYGON INFORMATION TECHNOLOGY CO. , LTD.

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Frequently Asked Questions

What is examiner Leynna Thanh Truvan's allowance rate?

76.5% of resolved applications examined by Leynna Thanh Truvan were allowed (520 resolved cases), compared with 45.4% across Art Unit 2129 over the last five years.

Does an interview help with examiner Leynna Thanh Truvan?

This examiner's interview lift is +20.1 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Leynna Thanh Truvan take to allow a patent?

Applications allowed by Leynna Thanh Truvan took 1,373 days on average from filing to allowance.

Which art unit does examiner Leynna Thanh Truvan work in?

Leynna Thanh Truvan examines applications in Art Unit 2129 in Tech Center 2400 (Networking & Security).

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