Prosecution Insights
Last updated: May 29, 2026

Faegre Drinker Biddle & Reath LLP - Cummins

13 pending office actions • 2 clients • 13 examiners • 11 art units • 0 of 13 (0%) have an AI response strategy ready • 53 patents granted in the last 365 days

Portfolio Summary

13
Total Pending OAs
9
Non-Final OAs
2
Final Rejections
2
Advisory / Quayle

Response Deadline Pressure

Based on the USPTO statutory response window for each pending office action. 13 of the docket's apps have a known mailing date; the rest are excluded from the tile counts.

6
Overdue
0
Due this week
5
Due this month
1
Due in next 60 days
1
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. 13 of the docket's apps have a known mailing date.

-30dToday30d60d90d120d
Overdue (6)Due ≤ 30 days (5)Due ≤ 60 days (1)Due later (1)

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.

1
Hard (8%)
10
Medium (77%)
1
Easy (8%)
1
Unknown (8%)

Rejection Statute Mix

BucketCases
§101 only1 (8%)
§103 only8 (62%)
§102 only2 (15%)
§112 only1 (8%)
No statute on record1 (8%)

Industry Mix

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

1
Life Sciences
8% of docket
0
Information Tech
0% of docket
0
Communications
0% of docket
4
Semiconductors
31% of docket
8
Mechanical / Eng
62% 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.

130 h
Manual time on pending OAs
26 h
Time saved (low, 20%)
46 h
Time saved (mid, 35%)
1.1 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
TRAN, BINH Q 1 88.0% +6.7%
NGUYEN, LILLIAN T 1 83.9% +14.0%
CAVALLARI, DANIEL 1 78.2% +14.1%
RIEGELMAN, MICHAEL A 1 78.0% +15.0%
NGUYEN, NGOC T 1 83.1% +19.8%
DUGER, JASON H 1 70.5% +51.0%
BOGUE, JESSE SAMUEL 1 79.1% +20.7%
NGUYEN, TRUNG Q 1 91.0% +6.0%
ERWIN, JAMES M 1 82.2% +6.0%
KREILING, AMANDA J 1 83.7% +10.1%

Quick Wins (5)

Cases in front of an examiner with an allow rate of 80%+ where the difficulty is Easy or Medium. The top 5 ordered by deadline are shown.

App #TitleExaminerDue in
18268175 TAPERED SHAFT HUB ADAPTER KREILING, AMANDA J 44d overdue
18949195 AXLE ASSEMBLY DEVICES, SYSTEMS, AND METHODS NGUYEN, LILLIAN T 23d
18848076 Turbine Dosing System with Bypass Delivery NGUYEN, NGOC T 30d
18225391 LOW-CONDUCTIVITY COOLANT SYSTEM FOR AN ELECTRICAL SYSTEM ERWIN, JAMES M 34d
18692592 ESTIMATING BATTERY STATE OF HEALTH NGUYEN, TRUNG Q 61d

Hard Cases (1)

Multi-statute / §101-driven matters, or cases in front of an examiner with an allow rate under 30%. The top 1 ordered by deadline are shown.

App #TitleExaminerDue in
19113121 Turbine Control for Improved Dosing TRAN, BINH Q 12d

Interview Candidates (7)

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 7 ordered by deadline are shown.

App #TitleExaminerDue in
18942026 VIRTUAL POWER PLANT CAVALLARI, DANIEL 46d overdue
18268175 TAPERED SHAFT HUB ADAPTER KREILING, AMANDA J 44d overdue
18940402 REDUCED PARASITIC LUBE SYSTEM RIEGELMAN, MICHAEL A 10d overdue
18846255 Turbine Dosing System BOGUE, JESSE SAMUEL 8d overdue
18848098 Turbine Dosing System with Bypass Take Off and Delivery DUGER, JASON H 14d
18949195 AXLE ASSEMBLY DEVICES, SYSTEMS, AND METHODS NGUYEN, LILLIAN T 23d
18848076 Turbine Dosing System with Bypass Delivery NGUYEN, NGOC T 30d

Client Portfolio (2 clients)

Client (Assignee)Pending OAs
Cummins 12
CUMMINS INC. 1

Top Art Units

Art UnitApps
37462
28592
36551
28361
36541
37991
37411
28581
17251
37261

Pending Office Actions

App #TitleClientExaminerArt UnitStatutesStatusDue inAIFiled
19113121 Turbine Control for Improved Dosing Cummins Ltd. TRAN, BINH Q 3746 §101 Non-Final OA 12d Pending Mar 19, 2025
18949195 AXLE ASSEMBLY DEVICES, SYSTEMS, AND METHODS ArvinMeritor Technology, LLC NGUYEN, LILLIAN T 3655 §103 Final Rejection 23d Pending Nov 15, 2024
18942026 VIRTUAL POWER PLANT CUMMINS INC. CAVALLARI, DANIEL 2836 §103 Non-Final OA 46d overdue Pending Nov 08, 2024
18940402 REDUCED PARASITIC LUBE SYSTEM CUMMINS INC. RIEGELMAN, MICHAEL A 3654 Non-Final OA 10d overdue Pending Nov 07, 2024
18848076 Turbine Dosing System with Bypass Delivery Cummins Emission Solutions, Inc. NGUYEN, NGOC T 3799 §103 Non-Final OA 30d Pending Sep 17, 2024
18848098 Turbine Dosing System with Bypass Take Off and Delivery Cummins Emission Solutions, Inc. DUGER, JASON H 3741 §103 Non-Final OA 14d Pending Sep 17, 2024
18846255 Turbine Dosing System Cummins Emission Solutions, Inc. BOGUE, JESSE SAMUEL 3746 §103 Non-Final OA 8d overdue Pending Sep 12, 2024
18692592 ESTIMATING BATTERY STATE OF HEALTH CUMMINS INC. NGUYEN, TRUNG Q 2858 §103 Final Rejection 61d Pending Mar 15, 2024
18225391 LOW-CONDUCTIVITY COOLANT SYSTEM FOR AN ELECTRICAL SYSTEM CUMMINS INC. ERWIN, JAMES M 1725 §112 Non-Final OA 34d Pending Jul 24, 2023
18268175 TAPERED SHAFT HUB ADAPTER CUMMINS INC. KREILING, AMANDA J 3726 §102 Non-Final OA 44d overdue Pending Jun 16, 2023
18136728 BATTERY STRUCTURE AND BATTERY HOUSING CUMMINS INC. FRICK, EMMA K 3613 §103 Non-Final OA 44d overdue Pending Apr 19, 2023
18111310 ATUOMATIC DISCHARGE OF DAMAGED BATTERIES IN ELECTRIC VEHICLES CUMMINS INC. PACHECO, ALEXIS BOATENG 2859 §102 Non-Final OA 14d Pending Feb 17, 2023
18104022 SYSTEMS AND METHODS FOR CHARGING MULTIPLE ELECTRIC VEHICLES CUMMINS INC. TORRES RUIZ, JOHALI ALEJANDRA 2859 §103 Non-Final OA 22d overdue Pending Jan 31, 2023

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