Prosecution Insights
Last updated: May 29, 2026

Barnes & Thornburg LLP (Cummins Inc.)

5 pending office actions • 1 client • 5 examiners • 5 art units • 0 of 5 (0%) have an AI response strategy ready • 19 patents granted in the last 365 days

Portfolio Summary

5
Total Pending OAs
4
Non-Final OAs
1
Final Rejections
0
Advisory / Quayle

Response Deadline Pressure

Based on the USPTO statutory response window for each pending office action. 5 of the docket's apps have a known mailing date; the rest are excluded from the tile counts.

1
Overdue
0
Due this week
2
Due this month
2
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. 5 of the docket's apps have a known mailing date.

-30dToday30d60d90d120d
Overdue (1)Due ≤ 30 days (2)Due ≤ 60 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.

0
Hard (0%)
4
Medium (80%)
1
Easy (20%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
§103 only4 (80%)
§112 only1 (20%)

Industry Mix

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

4
Life Sciences
80% of docket
0
Information Tech
0% of docket
0
Communications
0% of docket
1
Semiconductors
20% of docket
0
Mechanical / Eng
0% 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.

50 h
Manual time on pending OAs
10 h
Time saved (low, 20%)
18 h
Time saved (mid, 35%)
0.4 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
HARRIS, MARY GRACE 1 68.9% +32.0%
HANSEN, JARED A 1 54.4% +44.4%
DESTA, ELIAS 1 83.9% +9.8%
SHEIKH, HAROON S 1 70.0% +18.9%
MERKLING, MATTHEW J 1 67.9% +13.0%

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
18189851 SUSTAINING STATE OF CHARGE AND STATE OF HEALTH IN FUEL CELL MODULES AND BATTERIES OF A FUEL CELL HYBRID SYSTEM DESTA, ELIAS 27d

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
18319078 DYNAMIC CONTROL OF PARALLEL CONNECTED FUEL CELL SYSTEMS HANSEN, JARED A 44d overdue
18057534 FUEL CELL STACK HUMIDIFICATION SYSTEM SHEIKH, HAROON S 28d
17833482 FASTENERLESS FUEL CELL STACK ENCLOSURE MERKLING, MATTHEW J 34d
18342128 UNIT CELL ARCHITECTURE FOR WATER MANAGEMENT IN A FUEL CELL HARRIS, MARY GRACE 50d

Client Portfolio (1 client)

Client (Assignee)Pending OAs
Hydrogenics 5

Top Art Units

Art UnitApps
17291
17231
28571
17511
17251

Pending Office Actions

App #TitleClientExaminerArt UnitStatutesStatusDue inAIFiled
18342128 UNIT CELL ARCHITECTURE FOR WATER MANAGEMENT IN A FUEL CELL Hydrogenics Corporation HARRIS, MARY GRACE 1729 §103 Non-Final OA 50d Pending Jun 27, 2023
18319078 DYNAMIC CONTROL OF PARALLEL CONNECTED FUEL CELL SYSTEMS Hydrogenics Corporation HANSEN, JARED A 1723 §103 Non-Final OA 44d overdue Pending May 17, 2023
18189851 SUSTAINING STATE OF CHARGE AND STATE OF HEALTH IN FUEL CELL MODULES AND BATTERIES OF A FUEL CELL HYBRID SYSTEM Hydrogenics Corporation DESTA, ELIAS 2857 §112 Non-Final OA 27d Pending Mar 24, 2023
18057534 FUEL CELL STACK HUMIDIFICATION SYSTEM Hydrogenics Corporation SHEIKH, HAROON S 1751 §103 Non-Final OA 28d Pending Nov 21, 2022
17833482 FASTENERLESS FUEL CELL STACK ENCLOSURE Hydrogenics Corporation MERKLING, MATTHEW J 1725 §103 Final Rejection 34d Pending Jun 06, 2022

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