SPRING-ASSISTED KNIFE FOR ENABLING USER TO OPERATE EJECTION AND RECEIVING OF BLADE ON SINGLE LATERAL OF HANDLE
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
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N/A
Issued Date -
Feb 23, 2017
app pub date -
Sep 25, 2015
filing date -
Aug 21, 2015
priority date (Note) -
Published
status (Latency Note)
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Importance

US Family Size
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Non-US Coverage
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Abstract
The present invention is to provide a spring-assisted knife, which includes a handle, a blade movably contained in the handle or exposed out of a front end of the handle, an elastically releasing and receiving assembly disposed inside the handle and movable along the length direction of handle to drive the blade, a releasing key movably mounted on the lateral of handle and capable of being pushed toward the front end of handle for a first predetermined distance for driving the assembly to eject the blade out of the handle, and a receiving key movably exposed out of the lateral of handle and capable of being pushed toward a rear end of the handle for a second predetermined distance for driving the assembly to receive the blade into the handle, so as to enable a user to operate ejection and receiving of the blade at single lateral of the handle.
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 | |
---|---|---|
KANTAS PRODUCTS CO LTD | 6F NO 100 SEC 2 CHUNG HSIAO E RD TAIPEI CITY |
International Classification(s)

- 2015 Application Filing Year
- B26B Class
- 306 Applications Filed
- 232 Patents Issued To-Date
- 75.82 % Issued To-Date
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
---|---|---|---|
LEE, Ming-Tsan | New Taipei City, TW | 4 | 74 |
# of filed Patents : 4 Total Citations : 74 |
Cited Art Landscape
- No Cited Art to Display

Patent Citation Ranking
- 5 Citation Count
- B26B Class
- 22.48 % this patent is cited more than
- 8 Age
Forward Cite Landscape
- No Forward Cites to Display

Maintenance Fees
Fee | Large entity fee | small entity fee | micro entity fee | due date |
---|---|---|---|---|
11.5 Year Payment | $7400.00 | $3700.00 | $1850.00 | Aug 23, 2028 |
Fee | Large entity fee | small entity fee | micro entity fee |
---|---|---|---|
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

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