Prosecution Insights
Last updated: August 17, 2026

Hunan Brunp EV Recycling Co., Ltd.

15 pending office actions • 7 art units • 12 examiners • 0 of 15 (0%) have an AI response strategy ready • 25 patents granted in the last 365 days

Portfolio Summary

15
Total Pending OAs
10
Non-Final OAs
4
Final Rejections
1
Advisory / Quayle

Response Deadline Pressure

Based on the USPTO statutory response window for each pending office action. 3 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
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. 3 of the docket's apps have a known mailing date.

-30dToday30d60d90d120d
Overdue (1)Due ≤ 30 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.

5
Hard (33%)
7
Medium (47%)
3
Easy (20%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
§101 only2 (13%)
§101 + other2 (13%)
§103 only6 (40%)
§112 only3 (20%)
Double-patenting + other1 (7%)
Multi-statute (no §101)1 (7%)

Industry Mix

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

7
Life Sciences
47% of docket
0
Information Tech
0% of docket
0
Communications
0% of docket
0
Semiconductors
0% of docket
3
Mechanical / Eng
20% of docket
5
Business / Other
33% 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.

150 h
Manual time on pending OAs
30 h
Time saved (low, 20%)
52 h
Time saved (mid, 35%)
1.3 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
MOUDOU, EILEEN QI-YUN 3 50.0% +0.0%
PIRO, NICHOLAS ANTHONY 2 41.4% +36.7%
ARAQUE JR, GERARDO 1 9.5% +15.9%
SUMMERS, KIERSTEN V 1 11.6% +13.9%
YANG, JIE 1 62.2% +19.4%
RUMP, RICHARD M 1 74.6% +20.1%
FORREST, MICHAEL 1 59.5% +13.6%
KETCHAM, HANNAH ELIZABETH 1
CULLEN, SEAN P 1 69.1% +28.2%
GREGORIO, GUINEVER S 1 72.9% +18.7%

Hard Cases (5)

Multi-statute / §101-driven matters, or cases in front of an examiner with an allow rate under 30%. The top 5 ordered by deadline are shown.

App #TitleExaminerDue in
18705589 CARBON EMISSION ACCOUNTING METHOD, APPARATUS, AND SYSTEM FOR RECYCLING OF WASTE BATTERY ARAQUE JR, GERARDO 14d
18227880 CATHODE MATERIAL PRECURSOR AND PREPARATION METHOD AND APPLICATION THEREOF CULLEN, SEAN P 19d
18704976 METHOD AND DEVICE FOR DEFINING CARBON EMISSION ACCOUNTING BOUNDARY OF POWER BATTERY RECYCLING SUMMERS, KIERSTEN V
18685240 PREPARATION METHOD FOR POSITIVE ELECTRODE MATERIAL PRECURSOR HAVING LARGE CHANNEL, AND APPLICATION THEREOF RUMP, RICHARD M
18684834 METHOD FOR PREPARING POROUS MICROSPHERE CARBON ANODE MATERIAL AND APPLICATION THEREOF FORREST, MICHAEL

Interview Candidates (9)

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 8 ordered by deadline are shown.

App #TitleExaminerDue in
18705589 CARBON EMISSION ACCOUNTING METHOD, APPARATUS, AND SYSTEM FOR RECYCLING OF WASTE BATTERY ARAQUE JR, GERARDO 14d
18227880 CATHODE MATERIAL PRECURSOR AND PREPARATION METHOD AND APPLICATION THEREOF CULLEN, SEAN P 19d
18704976 METHOD AND DEVICE FOR DEFINING CARBON EMISSION ACCOUNTING BOUNDARY OF POWER BATTERY RECYCLING SUMMERS, KIERSTEN V
18689070 METHOD FOR RECOVERING WASTE LITHIUM BATTERY MATERIALS YANG, JIE
18685240 PREPARATION METHOD FOR POSITIVE ELECTRODE MATERIAL PRECURSOR HAVING LARGE CHANNEL, AND APPLICATION THEREOF RUMP, RICHARD M
18684834 METHOD FOR PREPARING POROUS MICROSPHERE CARBON ANODE MATERIAL AND APPLICATION THEREOF FORREST, MICHAEL
18235364 RADIALLY STRUCTURED NICKEL-BASED PRECURSOR AND PREPARATION METHOD THEREOF PIRO, NICHOLAS ANTHONY
18223023 Regeneration Method of Waste Ternary Cathode Material and Application Thereof GREGORIO, GUINEVER S

Top Art Units

Art UnitApps
1738 4
3629 1
3626 1
1725 1
1732 1
1736 1
3763 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
18705589 CARBON EMISSION ACCOUNTING METHOD, APPARATUS, AND SYSTEM FOR RECYCLING OF WASTE BATTERY ARAQUE JR, GERARDO 3629 §101§103§112 Non-Final OA 14d Pending Apr 29, 2024
18704976 METHOD AND DEVICE FOR DEFINING CARBON EMISSION ACCOUNTING BOUNDARY OF POWER BATTERY RECYCLING SUMMERS, KIERSTEN V 3626 §101§102§103 Non-Final OA Pending Apr 26, 2024
18689070 METHOD FOR RECOVERING WASTE LITHIUM BATTERY MATERIALS YANG, JIE §103§112DP Non-Final OA Pending Mar 05, 2024
18687314 POROUS AND SPHERICAL COBALT OXIDE PARTICLE AND PREPARATION METHOD THEREFOR MOUDOU, EILEEN QI-YUN §103 Non-Final OA Pending Feb 28, 2024
18685240 PREPARATION METHOD FOR POSITIVE ELECTRODE MATERIAL PRECURSOR HAVING LARGE CHANNEL, AND APPLICATION THEREOF RUMP, RICHARD M §101 Non-Final OA Pending Feb 21, 2024
18684834 METHOD FOR PREPARING POROUS MICROSPHERE CARBON ANODE MATERIAL AND APPLICATION THEREOF FORREST, MICHAEL §101 Non-Final OA Pending Feb 19, 2024
18681871 MAGNETIC ALUMINUM-BASED ADSORBENT AND PREPARATION METHOD THEREFOR KETCHAM, HANNAH ELIZABETH §112 Non-Final OA Pending Feb 07, 2024
18235364 RADIALLY STRUCTURED NICKEL-BASED PRECURSOR AND PREPARATION METHOD THEREOF PIRO, NICHOLAS ANTHONY 1738 §103 Non-Final OA Pending Aug 18, 2023
18227880 CATHODE MATERIAL PRECURSOR AND PREPARATION METHOD AND APPLICATION THEREOF CULLEN, SEAN P 1725 §102§103 Final Rejection 19d Pending Jul 28, 2023
18223023 Regeneration Method of Waste Ternary Cathode Material and Application Thereof GREGORIO, GUINEVER S 1732 §103 Non-Final OA Pending Jul 17, 2023
18215821 METHOD FOR RECYCLING LITHIUM IRON PHOSPHATE WASTE AND APPLICATION THEREOF MOUDOU, EILEEN QI-YUN 1738 §103 Non-Final OA Pending Jun 28, 2023
18214523 METHOD FOR RECOVERING LITHIUM FROM LITHIUM IRON PHOSPHATE WASTE AND APPLICATION THEREOF MOUDOU, EILEEN QI-YUN 1738 §112 Final Rejection Pending Jun 26, 2023
18213839 RECYCLING METHOD FOR MIXED WASTE MATERIAL OF LITHIUM NICKEL MANGANESE COBALT OXIDE AND LITHIUM IRON PHOSPHATE PIRO, NICHOLAS ANTHONY 1738 §103 Final Rejection Pending Jun 24, 2023
18211589 METHOD FOR RECOVERING AND PURIFYING NICKEL FROM FERRONICKEL BAUM, ZACHARY JOHN 1736 §112 Non-Final OA 29d overdue Pending Jun 19, 2023
18202921 TERNARY CATHODE MATERIAL, PREPARATION METHOD AND APPLICATION THEREOF PHAN, AN BACH 3763 §103 Final Rejection Pending May 27, 2023

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