Battery heat exchange duct system
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
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Jun 12, 2018
Issued Date -
N/A
app pub date -
Nov 4, 2015
filing date -
Nov 4, 2015
priority date (Note) -
In Force
status (Latency Note)
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Importance

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Non-US Coverage
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Forward Citations
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Abstract
Provided herein is a heat exchange assembly for conducting air flow through an air cooled vehicle battery, including: a housing enclosing a battery pack having a plurality of cells; and a manifold operably connected to the housing, wherein the manifold includes an inlet for receiving air flow into the battery pack and an outlet for exhausting air flow out of the battery pack, wherein the inlet and the outlet form a single heat exchange duct that passes through a single opening on a face of the housing. Also provided herein is a vehicle incorporating the disclosed heat exchange assembly and a method of conducting air flow through an air cooled battery in a vehicle.
First Claim
all claims..Other Claims data not available
Family
- No Family data available.
- 15 United States
- 10 France
- 8 Japan
- 7 China
- 5 Korea
- 2 Other
Patent Owner(s)
Patent Owner | Address | |
---|---|---|
GM GLOBAL TECHNOLOGY OPERATIONS LLC | MICHIGAN USA MICHIGAN |
International Classification(s)

- 2015 Application Filing Year
- H01M Class
- 5536 Applications Filed
- 4391 Patents Issued To-Date
- 79.32 % Issued To-Date
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
---|---|---|---|
Champagne, Randall S | Riverview, US | 5 | 18 |
# of filed Patents : 5 Total Citations : 18 | |||
Curtis, Randy C | Macomb, US | 5 | 62 |
# of filed Patents : 5 Total Citations : 62 | |||
Kruger, Duane D | Washington, US | 15 | 277 |
# of filed Patents : 15 Total Citations : 277 |
Cited Art Landscape
- No Cited Art to Display

Patent Citation Ranking
- 5 Citation Count
- H01M Class
- 31.62 % this patent is cited more than
- 7 Age
Forward Cite Landscape
- No Forward Cites to Display

Maintenance Fees
Fee | Large entity fee | small entity fee | micro entity fee | due date |
---|---|---|---|---|
7.5 Year Payment | $3600.00 | $1800.00 | $900.00 | Dec 12, 2025 |
11.5 Year Payment | $7400.00 | $3700.00 | $1850.00 | Dec 12, 2029 |
Fee | Large entity fee | small entity fee | micro entity fee |
---|---|---|---|
Surcharge - 7.5 year - Late payment within 6 months | $160.00 | $80.00 | $40.00 |
Surcharge - 11.5 year - Late payment within 6 months | $160.00 | $80.00 | $40.00 |
Surcharge after expiration - Late payment is unavoidable | $700.00 | $350.00 | $175.00 |
Surcharge after expiration - Late payment is unintentional | $1,640.00 | $820.00 | $410.00 |
Full Text

Legal Events
Date | Code | Event | Description |
---|---|---|---|
Jul 18, 2022 | LAPS | LAPSE FOR FAILURE TO PAY MAINTENANCE FEES | free format text: PATENT EXPIRED FOR FAILURE TO PAY MAINTENANCE FEES (ORIGINAL EVENT CODE: EXP.); ENTITY STATUS OF PATENT OWNER: LARGE ENTITY |
Jul 18, 2022 | STCH | INFORMATION ON STATUS: PATENT DISCONTINUATION | free format text: PATENT EXPIRED DUE TO NONPAYMENT OF MAINTENANCE FEES UNDER 37 CFR 1.362 |
Jun 12, 2022 | FP | LAPSED DUE TO FAILURE TO PAY MAINTENANCE FEE | Effective Date: Jun 12, 2022 |
Jan 31, 2022 | FEPP | FEE PAYMENT PROCEDURE | free format text: MAINTENANCE FEE REMINDER MAILED (ORIGINAL EVENT CODE: REM.); ENTITY STATUS OF PATENT OWNER: LARGE ENTITY |
Jun 12, 2018 | I | Issuance | |
May 23, 2018 | STCF | INFORMATION ON STATUS: PATENT GRANT | free format text: PATENTED CASE |
May 04, 2017 | P | Published | |
Nov 04, 2015 | F | Filing | |
Nov 03, 2015 | AS | ASSIGNMENT | free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNORS:CHAMPAGNE, RANDALL S.;CURTIS, RANDY C.;KRUGER, DUANE D.;REEL/FRAME:036954/0704 Owner name: GM GLOBAL TECHNOLOGY OPERATIONS LLC, UNITED STATES Effective Date: Nov 03, 2015 |

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