Prosecution Insights
Last updated: October 25, 2026

Dresser LLC

Technology areas: Computing & Software • Semiconductors, Circuits & Optics • Medical Devices & Mechanical Engineering

4 pending office actions • 3 art units • 4 examiners • 0 of 4 (0%) have an AI response strategy ready • 6 patents granted in the last 365 days

Analysis

Dresser LLC has 3 pending office actions in Medical Devices & Mechanical Engineering. The matters involve 3 distinct examiners and 2 distinct art units, indicating that prosecution is distributed across examiners while remaining concentrated within a limited set of technical groups.

VENKATESAN, UMASHANKAR is the busiest examiner, with 1 pending matter. Counsel should track examiner-specific positions while also checking for recurring issues across the 2 art units.

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

Portfolio Summary

4
Total Pending OAs
2
Non-Final OAs
2
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.

1
Overdue
0
Due this week
1
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 (50%)
2
Medium (50%)
0
Easy (0%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
§101 + other1 (25%)
§102 only2 (50%)
Multi-statute (no §101)1 (25%)

Industry Mix

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

0
Life Sciences
0% of docket
1
Information Tech
25% of docket
0
Communications
0% of docket
1
Semiconductors
25% of docket
2
Mechanical / Eng
50% 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
VENKATESAN, UMASHANKAR 1 79.7% +13.6%
XU, PETER 1 50.0% +0.0%
WADDY, JONATHAN J 1 71.8% +36.6%
LUKS, JEREMY AUSTIN 1 73.6% +21.9%

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
18896594 FABRICATING TRIM FOR A BALL VALVE WADDY, JONATHAN J 44d overdue
18905883 DIAGNOSING PART BEHAVIOR ON A CONTROL VALVE XU, PETER —

Interview Candidates (3)

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 3 ordered by deadline are shown.

App #TitleExaminerDue in
18896594 FABRICATING TRIM FOR A BALL VALVE WADDY, JONATHAN J 44d overdue
18917907 SECONDARY SEAL ON A SAFETY VALVE VENKATESAN, UMASHANKAR 9d
18423655 CONTROLLING NOISE ON SAFETY VALVES LUKS, JEREMY AUSTIN —

Top Art Units

Art UnitApps
3753 2
2119 1
2837 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
18917907 SECONDARY SEAL ON A SAFETY VALVE VENKATESAN, UMASHANKAR 3753 §102 Final Rejection 9d Pending Oct 16, 2024
18905883 DIAGNOSING PART BEHAVIOR ON A CONTROL VALVE XU, PETER 2119 §101§103 Non-Final OA — Pending Oct 03, 2024
18896594 FABRICATING TRIM FOR A BALL VALVE WADDY, JONATHAN J 3753 §102§103 Non-Final OA 44d overdue Pending Sep 25, 2024
18423655 CONTROLLING NOISE ON SAFETY VALVES LUKS, JEREMY AUSTIN 2837 §102 Final Rejection — Pending Jan 26, 2024

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Frequently Asked Questions

How many pending USPTO office actions does Dresser LLC have?

Dresser LLC has 4 pending office actions as of October 2026, spread across 3 art units and 4 examiners.

Which USPTO examiner handles the most Dresser LLC applications?

Umashankar Venkatesan has the most, with 1 of Dresser LLC's pending office actions.

What technology area are Dresser 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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