Key cylinder device
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
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Oct 17, 2017
Issued Date -
Jul 7, 2016
app pub date -
Dec 29, 2015
filing date -
Jan 7, 2015
priority date (Note) -
Published
status (Latency Note)
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Abstract
A key cylinder device includes a key cylinder attached inside a cylinder portion of a cylindrical mounting member and locked/unlocked by a mechanical key, and a packing insertion portion that is integrally formed on an outer surface of the key cylinder so as to have a shape without an undercut portion and includes an opening for insertion of a packing member in a vertical direction along the outer surface.
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 | |
---|---|---|
KABUSHIKI KAISHA TOKAI RIKA DENKI SEISAKUSHO | NIWA-GUN AICHI 480-0195 |
International Classification(s)

- 2015 Application Filing Year
- E05B Class
- 926 Applications Filed
- 753 Patents Issued To-Date
- 81.32 % Issued To-Date
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
---|---|---|---|
Kawachi, Tomonori | Aichi, JP | 8 | 77 |
# of filed Patents : 8 Total Citations : 77 | |||
Tamezane, Takumi | Aichi, JP | 23 | 174 |
# of filed Patents : 23 Total Citations : 174 | |||
Tsuruta, Hiroshi | Aichi, JP | 49 | 381 |
# of filed Patents : 49 Total Citations : 381 |
Cited Art Landscape
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Patent Citation Ranking
- 0 Citation Count
- E05B Class
- 0 % this patent is cited more than
- 8 Age
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Maintenance Fees
Fee | Large entity fee | small entity fee | micro entity fee | due date |
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7.5 Year Payment | $3600.00 | $1800.00 | $900.00 | Apr 17, 2025 |
11.5 Year Payment | $7400.00 | $3700.00 | $1850.00 | Apr 17, 2029 |
Fee | Large entity fee | small entity fee | micro entity fee |
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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 |
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Jul 13, 2005 | STCH | INFORMATION ON STATUS: PATENT DISCONTINUATION | free format text: PATENT EXPIRED DUE TO NONPAYMENT OF MAINTENANCE FEES UNDER 37 CFR 1.362 |
Jun 10, 2005 | FP | LAPSED DUE TO FAILURE TO PAY MAINTENANCE FEE | Effective Date: Jun 10, 2005 |
Jun 10, 2005 | LAPS | LAPSE FOR FAILURE TO PAY MAINTENANCE FEES | |
Dec 29, 2004 | REMI | MAINTENANCE FEE REMINDER MAILED | |
May 29, 2001 | FPAY | FEE PAYMENT | year of fee payment: 4 |
May 29, 2001 | SULP | SURCHARGE FOR LATE PAYMENT | |
Jan 02, 2001 | REMI | MAINTENANCE FEE REMINDER MAILED | |
Dec 09, 1999 | FEPP | FEE PAYMENT PROCEDURE | free format text: PAYOR NUMBER ASSIGNED (ORIGINAL EVENT CODE: ASPN); ENTITY STATUS OF PATENT OWNER: SMALL ENTITY |
Jun 10, 1997 | I | Issuance | |
Apr 29, 1994 | F | Filing | |
Apr 29, 1994 | PD | Priority Date |

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