Prosecution Insights
Last updated: October 27, 2026

Mautin Isaac Ashimiu, USPTO Patent Examiner

Listed by the USPTO as ASHIMIU, MAUTIN ISAAC

Tech Center 3700 • Art Units: 3785

This examiner grants 51% of resolved cases

Analysis

Mautin Isaac Ashimiu has resolved 88 cases within Art Unit 3785 of Tech Center 3700. The examiner's allowance rate stands at 51.1%, representing a balanced outcome where the majority of the 88 resolved cases reach grant. The median time to allowance is 1288 days, reflecting the typical duration of prosecution for applicants in this docket.

The data highlights a very strong interview lift of 48.9%. This metric suggests that engaging in an interview is highly correlated with successful outcomes, significantly increasing the chances of allowance compared to the 51.1% baseline. This makes interviews a critical tactical choice for practitioners looking to navigate the 1288-day median pendency in Tech Center 3700.

Top companies like Fisher & Paykel Healthcare Limited, RESMED Pty Ltd., and The Regents of the University of California frequently appear before this examiner. They are often represented by firms such as Knobbe, Martens, Olson & Bear, LLP, Bookoff McAndrews, PLLC, and Crowell. These firms likely utilize the 48.9% interview lift to improve their clients' prospects in this docket.

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

Performance Statistics

51.1%
Allow Rate
-18.9% vs TC avg
124
Total Applications
+48.9%
Interview Lift
1288
Avg Prosecution Days
Based on 88 resolved cases, 2023–2026

Rejection Statute Breakdown

4.7%
§101 Eligibility
22.8%
§102 Novelty
50.3%
§103 Obviousness
14.5%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18677775 APPARATUS FOR REPURPOSING PAP THERAPY Non-Final OA ResMed Pty Ltd
18018191 DEVICES, SYSTEMS, AND MASKS FOR CPAP, NON-INVASIVE VENTILATION, AND OXYGEN Final Rejection THE REGENTS OF THE UNIVERSITY OF CALIFORNIA
18838566 A PATIENT INTERFACE AND A RESPIRATORY APPARATUS Non-Final OA Fisher & Paykel Healthcare Limited
18680261 TRACHEOSTOMY GUARD Final Rejection Fisher & Paykel Healthcare Limited
18042089 OVER-ENTHALPY PROTECTION IN HUMIDIFIER SYSTEMS Non-Final OA Fisher & Paykel Healthcare Limited
18002825 A RESPIRATORY SUPPORT APPARATUS HAVING A HIGH TEMPERATURE MODE Final Rejection Fisher & Paykel Healthcare Limited
17904898 IMPROVEMENTS RELATING TO PROVISION OF GAS-FLOW Final Rejection Fisher & Paykel Healthcare Limited
17041812 HUMIDIFICATION CHAMBER AND APPARATUS AND SYSTEMS INCLUDING OR CONFIGURED TO INCLUDE SAID CHAMBER Final Rejection Fisher & Paykel Healthcare Limited
18856147 INHALER Non-Final OA KT&G CORPORATION

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Frequently Asked Questions

What is examiner Mautin Isaac Ashimiu's allowance rate?

51.1% of resolved applications examined by Mautin Isaac Ashimiu were allowed (88 resolved cases), compared with 55.8% across Art Unit 3785 over the last five years.

Does an interview help with examiner Mautin Isaac Ashimiu?

This examiner's interview lift is +48.9 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Mautin Isaac Ashimiu take to allow a patent?

Applications allowed by Mautin Isaac Ashimiu took 1,288 days on average from filing to allowance.

Which art unit does examiner Mautin Isaac Ashimiu work in?

Mautin Isaac Ashimiu examines applications in Art Unit 3785 in Tech Center 3700 (Medical Devices & Mechanical Engineering).

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