Prosecution Insights
Last updated: August 06, 2026

Stewart & Stevenson LLC

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

Portfolio Summary

6
Total Pending OAs
5
Non-Final OAs
1
Final Rejections
0
Advisory / Quayle

Response Deadline Pressure

Based on the USPTO statutory response window for each pending office action. 4 of the docket's apps have a known mailing date; the rest are excluded from the tile counts.

2
Overdue
2
Due this week
0
Due this month
0
Due in next 60 days
0
Due later

Deadline Fire Line

Every pending office action with a known statutory deadline, placed on a days-until-due axis. Dots left of Today are overdue; the further right, the more runway. Cases that share a deadline window stack vertically. 4 of the docket's apps have a known mailing date.

-30dToday30d60d90d120d
Overdue (2)Due ≤ 7 days (2)

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.

4
Hard (67%)
2
Medium (33%)
0
Easy (0%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
§103 only2 (33%)
Multi-statute (no §101)4 (67%)

Industry Mix

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

3
Life Sciences
50% of docket
0
Information Tech
0% of docket
0
Communications
0% of docket
0
Semiconductors
0% of docket
2
Mechanical / Eng
33% of docket
1
Business / Other
17% 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.

60 h
Manual time on pending OAs
12 h
Time saved (low, 20%)
21 h
Time saved (mid, 35%)
0.5 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
KEASEL, ERIC S 1 79.6% +14.7%
MAUST, TIMOTHY LEWIS 1 81.7% +10.2%
CHAVCHAVADZE, COLLEEN MARGARET 1 57.5% +40.6%
CULLEN, SEAN P 1 69.2% +28.2%
KUMAR, SRILAKSHMI K 1 50.8% +16.1%
ESTES, JONATHAN WILLIAM 1 71.6% +6.1%

Quick Wins (1)

Cases in front of an examiner with an allow rate of 80%+ where the difficulty is Easy or Medium. The top 1 ordered by deadline are shown.

App #TitleExaminerDue in
18883485 PLATFORM LIFT FOR RAILROAD CAR MOVING VEHICLE MAUST, TIMOTHY LEWIS

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
18143363 BATTERY PROTECTIVE THERMAL ENCLOSURE CULLEN, SEAN P 138d overdue
18129960 LITHIUM-ION BATTERY MODULE STRAP ASSEMBLY KUMAR, SRILAKSHMI K 51d overdue
18073766 BATTERY MODULE FOR LOCOMOTIVE ESTES, JONATHAN WILLIAM 6d
18921275 MOBILE HYDRAULIC FRACTURING UNIT DISCHARGE HOSE MOUNTING AND SUPPORT SYSTEM KEASEL, ERIC S

Interview Candidates (5)

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 5 ordered by deadline are shown.

App #TitleExaminerDue in
18143363 BATTERY PROTECTIVE THERMAL ENCLOSURE CULLEN, SEAN P 138d overdue
18129960 LITHIUM-ION BATTERY MODULE STRAP ASSEMBLY KUMAR, SRILAKSHMI K 51d overdue
18197557 POWER GENERATION SYSTEM CHAVCHAVADZE, COLLEEN MARGARET 6d
18921275 MOBILE HYDRAULIC FRACTURING UNIT DISCHARGE HOSE MOUNTING AND SUPPORT SYSTEM KEASEL, ERIC S
18883485 PLATFORM LIFT FOR RAILROAD CAR MOVING VEHICLE MAUST, TIMOTHY LEWIS

Top Art Units

Art UnitApps
1725 2
3753 1
3634 1
1724 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
18921275 MOBILE HYDRAULIC FRACTURING UNIT DISCHARGE HOSE MOUNTING AND SUPPORT SYSTEM KEASEL, ERIC S 3753 §103§112 Non-Final OA Pending Oct 21, 2024
18883485 PLATFORM LIFT FOR RAILROAD CAR MOVING VEHICLE MAUST, TIMOTHY LEWIS §103Other Non-Final OA Pending Sep 12, 2024
18197557 POWER GENERATION SYSTEM CHAVCHAVADZE, COLLEEN MARGARET 3634 §103 Final Rejection 6d Pending May 15, 2023
18143363 BATTERY PROTECTIVE THERMAL ENCLOSURE CULLEN, SEAN P 1725 §102§103§112 Non-Final OA 138d overdue Pending May 04, 2023
18129960 LITHIUM-ION BATTERY MODULE STRAP ASSEMBLY KUMAR, SRILAKSHMI K 1724 §103§112 Non-Final OA 51d overdue Pending Apr 03, 2023
18073766 BATTERY MODULE FOR LOCOMOTIVE ESTES, JONATHAN WILLIAM 1725 §103§112 Non-Final OA 6d Pending Dec 02, 2022

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