Tamper evident bottle cap
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Jan 3, 2006
Issued Date -
N/A
app pub date -
Oct 4, 2002
filing date -
Aug 1, 1997
priority date (Note) -
Expired
status (Latency Note)
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Importance

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Abstract
A closure for sealing the opening of a container. The closure may include an angled plug. The container includes an external thread configuration and the closure includes an internal thread configuration which are adapted to pass over each other with one of the external and internal thread configurations having at least one thread lead and the other having at least twice as many thread leads. The closure includes an inwardly turned retaining rim extends at least partially upwardly. The retaining rim has an attachment boss and an upwardly extending line of weakness adjacent the attachment boss such that when the closure is removed from the container, the line of weakness tears allowing the tamper-evidencing band to remain with the closure upon removal from the container. The closure may include a top having a periphery, an annular skirt depending downwardly from the periphery and including a lower edge and a line of weakness extending upwardly from the lower edge, a tear tab extending downwardly from the skirt below the lower edge, and a tamper-evidencing locking member including an inwardly extending locking ring that extends radially inwardly from the skirt intermediate the top and the bottom edge, the retaining rim including a free edge that is adapted to engage the radially extending locking bead of the container when the closure is removed from the container neck. A method of molding a closure including a tamper-evidencing band is also disclosed.
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 | |
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PORTOLA PACKAGING INC | 890 FAULSTICH COURT SAN JOSE CA 95112 |
International Classification(s)
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
---|---|---|---|
Adams, Brian M | Newark, CA | 64 | 1213 |
# of filed Patents : 64 Total Citations : 1213 | |||
Ma, Mike Xiaoli | San Jose, CA | 24 | 763 |
# of filed Patents : 24 Total Citations : 763 |
Cited Art Landscape
- No Cited Art to Display

Patent Citation Ranking
- 41 Citation Count
- B65D Class
- 93.01 % this patent is cited more than
- 19 Age
Forward Cite Landscape
- No Forward Cites to Display

Maintenance Fees
Fee | Large entity fee | small entity fee | micro entity fee | due date |
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Fee | Large entity fee | small entity fee | micro entity fee |
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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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Oct 21, 2020 | MAFP | MAINTENANCE FEE PAYMENT | free format text: PAYMENT OF MAINTENANCE FEE, 12TH YEAR, LARGE ENTITY (ORIGINAL EVENT CODE: M1553); ENTITY STATUS OF PATENT OWNER: LARGE ENTITY year of fee payment: 12 |
Oct 20, 2016 | FPAY | FEE PAYMENT | year of fee payment: 8 |
Sep 28, 2012 | FPAY | FEE PAYMENT | year of fee payment: 4 |
May 05, 2009 | I | Issuance | |
Apr 15, 2009 | STCF | INFORMATION ON STATUS: PATENT GRANT | free format text: PATENTED CASE |
Jun 14, 2007 | P | Published | |
Feb 09, 2007 | F | Filing | |
Jul 01, 2005 | PD | Priority Date |

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