Prosecution Insights
Last updated: October 26, 2026

Michael Patrick Mullen, USPTO Patent Examiner

Listed by the USPTO as MULLEN, MICHAEL PATRICK

Tech Center 4100 • Art Units: 1700 1747 1748 4100

This examiner grants 55% of resolved cases

Analysis

MULLEN, MICHAEL PATRICK is assigned to Technology Center 4100 and Art Unit 1700. The profile contains 42 resolved cases, an allowance rate of 54.8%, and a median time to allowance of 1143 days. Interview lift is 54.6%. The limited docket requires caution, but the interview figure identifies a strong association between interviews and allowance outcomes in the available data.

The listed companies are Nicoventures Trading Limited, Philip Morris International Inc., and KT&G Corporation. The firms are MERCHANT & GOULD P.C. - BAT, OBLON, MCCLELLAND, MAIER & NEUSTADT, L.L.P., and FOLEY & LARDNER LLP. Counsel may want to evaluate interview timing closely and pair direct discussion with precise written amendments. The allowance figure and limited sample also make review of individual file histories important before generalizing a prosecution approach.

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

Performance Statistics

54.8%
Allow Rate
-5.2% vs TC avg
87
Total Applications
+54.6%
Interview Lift
1143
Avg Prosecution Days
Based on 42 resolved cases, 2023–2026

Rejection Statute Breakdown

1.8%
§101 Eligibility
23.1%
§102 Novelty
46.3%
§103 Obviousness
18.0%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18290955 AEROSOL GENERATION AND DELIVERY SYSTEM FOR CARBOXYLATED ACTIVES Non-Final OA Nicoventures Trading Limited
18564219 AEROSOL PROVISION DEVICE Non-Final OA Nicoventures Trading Limited
18040701 APPARATUS FOR GENERATING AN INHALABLE MEDIUM Final Rejection Nicoventures Trading Limited
18006641 AEROSOL PROVISION SYSTEM Final Rejection Nicoventures Trading Limited
17800666 AEROSOL PROVISION DEVICE, AEROSOL GENERATING ARTICLE AND AEROSOL PROVISION SYSTEM Final Rejection Nicoventures Trading Limited
17759773 AEROSOL PROVISION DEVICE Non-Final OA Nicoventures Trading Limited
18572613 An Aerosol Generating Device and an Aerosol Generating System Non-Final OA JT International SA
18454041 MEMS SENSOR, MEMS MICROPHONE, ELECTRONIC CIGARETTE Non-Final OA AAC ACOUSTIC TECHNOLOGIES (SHENZHEN) CO., LTD.
18832020 SMOKING DEVICE WITH CONSUMABLE TEMPERATURE SENSING MEANS Non-Final OA Philip Morris Products S.A.
17998696 MODIFIED AEROSOL-GENERATING ARTICLE WITH FLAME RETARDANT WRAPPER Final Rejection Philip Morris Products S.A.
17998695 AEROSOL-GENERATING ARTICLE WITH COMBUSTION PREVENTING WRAPPER Final Rejection Philip Morris Products S.A.
17998764 AEROSOL-GENERATING ARTICLE COMPRISING A FLAME-RETARDANT Non-Final OA Philip Morris Products S.A.
18695416 AEROSOL GENERATING DEVICE Non-Final OA KT&G CORPORATION
18567098 AEROSOL GENERATING DEVICE AND METHOD OF CONTROLLING THE SAME Final Rejection KT&G CORPORATION
18035221 HEATING STRUCTURE AND AEROSOL GENERATING DEVICE INCLUDING THE SAME Final Rejection KT&G CORPORATION
18034923 AEROSOL GENERATING ARTICLE, SYSTEM AND METHOD OF MANUFACTURING AEROSOL GENERATING ARTICLE Non-Final OA KT&G CORPORATION

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Frequently Asked Questions

What is examiner Michael Patrick Mullen's allowance rate?

54.8% of resolved applications examined by Michael Patrick Mullen were allowed (42 resolved cases), compared with 40.4% across Art Unit 1700 over the last five years.

Does an interview help with examiner Michael Patrick Mullen?

This examiner's interview lift is +54.6 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Michael Patrick Mullen take to allow a patent?

Applications allowed by Michael Patrick Mullen took 1,143 days on average from filing to allowance.

Which art unit does examiner Michael Patrick Mullen work in?

Michael Patrick Mullen examines applications in Art Unit 1700 in Tech Center 4100.

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