Prosecution Insights
Last updated: October 04, 2026

Examiner: MAYES, DIONNE WALLS

Tech Center 1700 • Art Units: 1747 1748

This examiner grants 64% of resolved cases

Analysis

Examiner Dionne Walls Mayes is assigned to Art Unit 1747 within Tech Center 1700. She has resolved 555 cases, resulting in an allowance rate of 64.3%. This figure suggests a generally favorable environment for applicants, with nearly two-thirds of resolved cases reaching a grant. The median days to allowance for these successful applications is 1249, providing a timeline for the prosecution process.

The interview lift for this examiner is 27.0%. This significant lift indicates that conducting an interview is a highly effective strategy for securing an allowance. While the 64.3% base allowance rate is already high, the 27.0% lift suggests that verbal discussion is a critical tool for resolving outstanding issues. Practitioners should factor the 1249-day median pendency into their planning when advising clients. The 555 resolved cases provide a reliable statistical basis for these performance metrics.

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

Performance Statistics

64.3%
Allow Rate
-0.7% vs TC avg
587
Total Applications
+27.0%
Interview Lift
1249
Avg Prosecution Days
Based on 555 resolved cases, 2023–2026

Rejection Statute Breakdown

0.8%
§101 Eligibility
15.2%
§102 Novelty
54.3%
§103 Obviousness
22.2%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18472334 ELECTRONIC VAPOR PROVISION DEVICE Non-Final OA NICOVENTURES TRADING LIMITED
18263935 APPARATUS FOR HEATING AEROSOLISABLE MATERIAL Non-Final OA NICOVENTURES TRADING LIMITED
17934525 APPARATUS FOR HEATING SMOKABLE MATERIAL Non-Final OA NICOVENTURES TRADING LIMITED
17655163 CONTROL OF PUFF PROFILE Final Rejection Nicoventures Trading Limited
17170986 ORAL PRODUCTS WITH CONTROLLED RELEASE Non-Final OA NICOVENTURES TRADING LIMITED
16707067 ORAL COMPOSITION INCLUDING GELS Non-Final OA NICOVENTURES TRADING LIMITED
17782969 DELIVERY SYSTEMS Final Rejection British American Tobacco (Investments) Limited
17792866 AEROSOL-GENERATING DEVICE WITH ADAPTION TO AMBIENT ENVIRONMENT Non-Final OA PHILIP MORRIS PRODUCTS S.A.
18467173 BANDED PAPERS, SMOKING ARTICLES AND METHODS Final Rejection Philip Morris USA Inc.
18492437 AEROSOL GENERATION SYSTEM Non-Final OA JAPAN TOBACCO INC.
18490384 AEROSOL GENERATION SYSTEM Non-Final OA JAPAN TOBACCO INC.
17800314 Heat-Not-Burn Aerosol-Generating Device Comprising Means for Authenticating an Aerosol- Generating Article by Internal Illumination Thereof Non-Final OA JT International SA
18289843 FILTER FOR CIGARETTES AND CIGARETTE INCLUDING THE SAME Non-Final OA KT&G CORPORATION
18289440 MEDIUM SEGMENT, AEROSOL-GENERATING ARTICLE, AND SYSTEM COMPRISING SAME Non-Final OA KT&G CORPORATION
18210596 Personal Smoking Device and Kit Final Rejection BRH International, Inc.
17792950 HEAT- NOT- BURN ARTICLES AND RELATED METHODS AND SYSTEMS Non-Final OA 1769474 ALBERTA LTD.
17617680 DISPOSABLE VAPORIZER Final Rejection Martin STEINBAUER

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