Laborsaving and safety lighters
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
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Apr 29, 2008
Grant Date -
Aug 4, 2005
app pub date -
May 21, 2003
filing date -
May 22, 2002
priority date (Note) -
In Force
status (Latency Note)
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Importance

US Family Size
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Non-US Coverage
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Patent Longevity
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Forward Citations
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Abstract
This invention relates to a laborsaving lighter, and more particularly relates to a laborsaving and safe lighter, which includes a casing (101), and a piezoelectric assembly and a gas emitting assembly disposed in the casing. The piezoelectric assembly includes a piezoelectric push rod (104) and a button (105). A vertical slot opening (106) is formed in the end face of the button (105), and a safety piece (107) is disposed in the slot opening (106). There is a rock arm (109) between the gas emitting assembly and the safety piece (107). In the lighter's non-operative state, the upper end of the rock arm (109) rests against the lower part (107a) of the safety piece (107). The middle part of the rock arm is contacted with the piezoelectric push rod (104), and the lower end of the rock arm is connected pivotally to the inner surface of the casing (101). According to the principle of lever, the present invention is laborsaving as well as safety. The action of depressing the button is laborsaving and convenient, and the travel path of the button is effectively controlled. It avoids the phenomena of igniting the inflammable gas or gas leakage with by directly depressing the button pressed downward directly or gas leakage due to the button being accidentally pressed, and improves the lighter's safety by the prevention of misoperation and the increase of operation difficulties for children.
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 | |
---|---|---|
NINGBO XINHAI INTERNATIONAL TRADE CO LTD | CHONGSHOU INDUSTRY PARK CIXI NINGBO |
International Classification(s)

- 2003 Application Filing Year
- F23Q Class
- 106 Applications Filed
- 31 Patents Issued To-Date
- 29.25 % Issued To-Date
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
---|---|---|---|
Huang, Xinhua | Zhejiang Province, CN | 33 | 215 |
# of filed Patents : 33 Total Citations : 215 | |||
Wang, Zhengrong | Shanghai, CN | 5 | 248 |
# of filed Patents : 5 Total Citations : 248 |
Cited Art Landscape
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Patent Citation Ranking
- 11 Citation Count
- F23Q Class
- 63.64 % this patent is cited more than
- 17 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 |
---|---|---|---|
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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