Prosecution Insights
Last updated: October 25, 2026

Mhi Health Devices LLC

Technology area: Medical Devices & Mechanical Engineering

3 pending office actions • 2 art units • 3 examiners • 0 of 3 (0%) have an AI response strategy ready • 1 patents granted in the last 365 days

Analysis

Mhi Health Devices LLC is currently handling 3 pending office actions within the Medical Devices & Mechanical Engineering technology area. These 3 pending office actions are assigned to 3 distinct examiners, with GAUTHIER, NICHOLAS FREDRICK serving as the busiest examiner with 1 pending action. This distribution ensures that each application is reviewed by a different individual.

The prosecution is spread across 2 distinct art units, suggesting some technical variety within the Medical Devices & Mechanical Engineering portfolio. While there are 3 distinct examiners, the concentration in 2 distinct art units means that some examiners may be operating under similar unit-specific guidelines. This can provide the applicant with a more consistent understanding of the patentability standards within those units.

With those matters and those examiners, the company avoids the risk of a single examiner bottleneck. The involvement of 2 distinct art units requires the applicant to be mindful of the different technical focuses of each unit. Practitioners should analyze the feedback from all examiners to identify common themes across the 3 pending office actions. GAUTHIER, NICHOLAS FREDRICK manages 1 pending action, representing one of the three unique paths.

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

Portfolio Summary

3
Total Pending OAs
2
Non-Final OAs
0
Final Rejections
1
Advisory / Quayle

Response Deadline Pressure

Based on the USPTO statutory response window for each pending office action. 1 of the docket's apps have a known mailing date; the rest are excluded from the tile counts.

1
Overdue
0
Due this week
0
Due this month
0
Due in next 60 days
0
Due later

Case Difficulty Mix

Difficulty is derived from the rejection statutes on the most recent pending office action. §101-driven and multi-statute cases are graded Hard; §112-only and obviousness-type double-patenting cases are graded Easy; everything else is Medium. "Unknown" means we have not yet parsed a statute for that office action.

2
Hard (67%)
0
Medium (0%)
1
Easy (33%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
§112 only1 (33%)
Multi-statute (no §101)2 (67%)

Industry Mix

How the docket's pending cases split across USPTO tech-center bands.

0
Life Sciences
0% of docket
0
Information Tech
0% of docket
0
Communications
0% of docket
0
Semiconductors
0% of docket
3
Mechanical / Eng
100% of docket
0
Business / Other
0% of docket

Time-on-OA Estimate

Manual office-action response work runs about 10 hours per case. The time-saved bands below show what IP Author's prosecution pipeline typically delivers — a conservative 20% on the low end, 35% in the middle, 50% on the high end.

30 h
Manual time on pending OAs
6 h
Time saved (low, 20%)
10 h
Time saved (mid, 35%)
0.3 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
GAUTHIER, NICHOLAS FREDRICK 1 — —
KIM, CHRISTOPHER S 1 63.3% +21.6%
EVANGELISTA, THEODORE JUSTINE 1 62.7% +21.6%

Hard Cases (2)

Multi-statute / §101-driven matters, or cases in front of an examiner with an allow rate under 30%. The top 2 ordered by deadline are shown.

App #TitleExaminerDue in
17916078 ENERGY EFFICIENT TWIN REVERSED SPIRAL CONFIGURED HEATING ELEMENT AND GAS HEATER USING THE SAME EVANGELISTA, THEODORE JUSTINE 3d overdue
18439827 EFFICIENT HIGH TEMPERATURE ELECTRIC CONVECTIVE HEATER AND METHOD TO MAKE SAME GAUTHIER, NICHOLAS FREDRICK —

Interview Candidates (2)

Cases in front of an examiner whose interview lift is 10 percentage points or more — i.e. interviewed cases historically resolve more favorably than non-interviewed ones. The top 2 ordered by deadline are shown.

App #TitleExaminerDue in
17916078 ENERGY EFFICIENT TWIN REVERSED SPIRAL CONFIGURED HEATING ELEMENT AND GAS HEATER USING THE SAME EVANGELISTA, THEODORE JUSTINE 3d overdue
18197792 HEAT RETENTIVE DIFFUSIVE LIGHT WEIGHT ANTI-MICROBIAL STEAM NOZZLE ENABLED WITH A CONVERGENT ENVELOPE KIM, CHRISTOPHER S —

Top Art Units

Art UnitApps
3761 2
3752 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
18439827 EFFICIENT HIGH TEMPERATURE ELECTRIC CONVECTIVE HEATER AND METHOD TO MAKE SAME GAUTHIER, NICHOLAS FREDRICK 3761 §102§103§112 Non-Final OA — Pending Feb 13, 2024
18197792 HEAT RETENTIVE DIFFUSIVE LIGHT WEIGHT ANTI-MICROBIAL STEAM NOZZLE ENABLED WITH A CONVERGENT ENVELOPE KIM, CHRISTOPHER S 3752 §112 Non-Final OA — Pending May 16, 2023
17916078 ENERGY EFFICIENT TWIN REVERSED SPIRAL CONFIGURED HEATING ELEMENT AND GAS HEATER USING THE SAME EVANGELISTA, THEODORE JUSTINE 3761 §103§112 Non-Final OA 3d overdue Pending Sep 30, 2022

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Frequently Asked Questions

How many pending USPTO office actions does Mhi Health Devices LLC have?

Mhi Health Devices LLC has 3 pending office actions as of October 2026, spread across 2 art units and 3 examiners.

Which USPTO examiner handles the most Mhi Health Devices LLC applications?

Nicholas Fredrick Gauthier has the most, with 1 of Mhi Health Devices LLC's pending office actions.

What technology area are Mhi Health Devices LLC's patent applications in?

Mostly Medical Devices & Mechanical Engineering (USPTO Tech Center 3700), based on where its pending office actions are examined.

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