Battery pack
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
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Feb 20, 2018
Issued Date -
N/A
app pub date -
Aug 15, 2017
filing date -
Nov 4, 2010
priority date (Note) -
In Force
status (Latency Note)
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Importance

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Abstract
A battery pack may include a drainage device provided at a bottom portion of the housing case. The drainage device may include a drain hole communicating between the inside and the outside of the housing case, so that water introduced into the housing case is discharged to the outside of the housing case. The drainage device may be disposed between two of the terminal members that are connected to electrodes of the battery cells.
First Claim
all claims..Other Claims data not available
Family

- 15 United States
- 10 France
- 8 Japan
- 7 China
- 5 Korea
- 2 Other
Patent Owner(s)
Patent Owner | Address | |
---|---|---|
MAKITA CORPORATION | 3-11-8 SUMIYOSHI-CHO ANJO-SHI AICHI 446-8502 |
International Classification(s)
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
---|---|---|---|
Hayashi, Hidekazu | Anjo, JP | 98 | 670 |
# of filed Patents : 98 Total Citations : 670 | |||
Kondo, Eiji | Anjo, JP | 43 | 592 |
# of filed Patents : 43 Total Citations : 592 | |||
Ogino, Kazutoshi | Anjo, JP | 12 | 162 |
# of filed Patents : 12 Total Citations : 162 | |||
Ogura, Hironori | Anjo, JP | 34 | 596 |
# of filed Patents : 34 Total Citations : 596 | |||
Taga, Hideyuki | Anjo, JP | 48 | 414 |
# of filed Patents : 48 Total Citations : 414 |
Cited Art Landscape
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Patent Citation Ranking
- 1 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 | Aug 20, 2025 |
11.5 Year Payment | $7400.00 | $3700.00 | $1850.00 | Aug 20, 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 |
---|---|---|---|
Jun 23, 2021 | MAFP | MAINTENANCE FEE PAYMENT | free format text: PAYMENT OF MAINTENANCE FEE, 4TH YEAR, LARGE ENTITY (ORIGINAL EVENT CODE: M1551); ENTITY STATUS OF PATENT OWNER: LARGE ENTITY year of fee payment: 4 |
Jan 10, 2018 | PD | Priority Date | |
Jan 09, 2018 | I | Issuance | |
Dec 20, 2017 | STCF | INFORMATION ON STATUS: PATENT GRANT | free format text: PATENTED CASE |
Mar 05, 2015 | P | Published | |
Sep 03, 2014 | F | Filing | |
Aug 08, 2014 | AS | ASSIGNMENT | free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNOR:YAMAKAWA, JUNICHI;REEL/FRAME:034955/0305 Owner name: CANON KABUSHIKI KAISHA, JAPAN Effective Date: Aug 08, 2014 |

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