Prosecution Insights
Last updated: October 25, 2026

BENNAMANN SERVICES LTD

Technology areas: Chemistry & Materials • Medical Devices & Mechanical Engineering

4 pending office actions • 2 art units • 4 examiners • 0 of 4 (0%) have an AI response strategy ready • 2 patents granted in the last 365 days

Analysis

BENNAMANN SERVICES LTD manages 4 pending office actions in the Medical Devices & Mechanical Engineering technology area. These actions are distributed across 4 distinct examiners and 2 distinct art units. This indicates that while multiple examiners are involved, they are concentrated within a smaller number of technical units.

SCHERMERHORN, JON is the busiest examiner, currently handling 1 pending office action. With 4 pending office actions and 4 distinct examiners, each action has a dedicated reviewer. The use of 2 distinct art units suggests that the company's technologies are closely related, falling into two specific categories within the patent office.

The prosecution strategy involves individual attention for each filing. SCHERMERHORN, JON manages 1 pending office action within this framework. By operating across the technical divisions, the company maintains a presence in multiple specialized areas while focusing its Medical Devices & Mechanical Engineering efforts. This approach allows for specialized review of mechanical systems while maintaining a cohesive strategy across the portfolio.

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

Portfolio Summary

4
Total Pending OAs
4
Non-Final OAs
0
Final Rejections
0
Advisory / Quayle

Response Deadline Pressure

Based on the USPTO statutory response window for each pending office action. 2 of the docket's apps have a known mailing date; the rest are excluded from the tile counts.

2
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.

3
Hard (75%)
1
Medium (25%)
0
Easy (0%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
§103 only1 (25%)
Multi-statute (no §101)3 (75%)

Industry Mix

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

1
Life Sciences
25% of docket
0
Information Tech
0% of docket
0
Communications
0% of docket
0
Semiconductors
0% of docket
3
Mechanical / Eng
75% 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.

40 h
Manual time on pending OAs
8 h
Time saved (low, 20%)
14 h
Time saved (mid, 35%)
0.3 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
SCHERMERHORN, JON 1 58.0% +33.0%
KING, BRIAN M 1 70.3% +23.7%
PETTITT, JOHN F 1 25.9% +21.6%
MARCHESCHI, MICHAEL A 1 20.0% +17.9%

Hard Cases (4)

Multi-statute / §101-driven matters, or cases in front of an examiner with an allow rate under 30%. The top 4 ordered by deadline are shown.

App #TitleExaminerDue in
18021762 LONG HEAT PATH SUPPORT STRUCTURE KING, BRIAN M 111d overdue
17609726 ANAEROBIC DIGESTER AND MOBILE BIOGAS PROCESSING PLANT MARCHESCHI, MICHAEL A 52d overdue
18838732 SYSTEMS AND METHODS FOR VAPORIZATION OF A LIQUID SCHERMERHORN, JON —
17792590 TANK WITH INTERNAL SUPPORT STRUCTURE PETTITT, JOHN F —

Interview Candidates (4)

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 4 ordered by deadline are shown.

App #TitleExaminerDue in
18021762 LONG HEAT PATH SUPPORT STRUCTURE KING, BRIAN M 111d overdue
17609726 ANAEROBIC DIGESTER AND MOBILE BIOGAS PROCESSING PLANT MARCHESCHI, MICHAEL A 52d overdue
18838732 SYSTEMS AND METHODS FOR VAPORIZATION OF A LIQUID SCHERMERHORN, JON —
17792590 TANK WITH INTERNAL SUPPORT STRUCTURE PETTITT, JOHN F —

Top Art Units

Art UnitApps
3763 3
1796 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
18838732 SYSTEMS AND METHODS FOR VAPORIZATION OF A LIQUID SCHERMERHORN, JON 3763 §102§103 Non-Final OA — Pending Aug 15, 2024
18021762 LONG HEAT PATH SUPPORT STRUCTURE KING, BRIAN M 3763 §102§103§112 Non-Final OA 111d overdue Pending Feb 16, 2023
17792590 TANK WITH INTERNAL SUPPORT STRUCTURE PETTITT, JOHN F 3763 §102§103§112 Non-Final OA — Pending Jul 13, 2022
17609726 ANAEROBIC DIGESTER AND MOBILE BIOGAS PROCESSING PLANT MARCHESCHI, MICHAEL A 1796 §103 Non-Final OA 52d overdue Pending Nov 08, 2021

Managing BENNAMANN SERVICES LTD's Patent Portfolio?

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Frequently Asked Questions

How many pending USPTO office actions does BENNAMANN SERVICES LTD have?

BENNAMANN SERVICES LTD has 4 pending office actions as of October 2026, spread across 2 art units and 4 examiners.

Which USPTO examiner handles the most BENNAMANN SERVICES LTD applications?

Jon Schermerhorn has the most, with 1 of BENNAMANN SERVICES LTD's pending office actions.

What technology area are BENNAMANN SERVICES LTD'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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