PULLABLE DRAIN PLUG
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
N/A
Issued Date -
Jul 3, 2014
app pub date -
Dec 29, 2012
filing date -
Dec 29, 2012
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
A pullable drain plug has a cap cover, a sealing disk, at least one center rod, a stopping clamp, a securing ring and a gripping end. The cap cover is provided with a protruding column, the protruding column having a positioning slot corresponding to the sealing disk, a central aperture disposed through the protruding column, the central aperture having a first threaded section at an upper opening and a tapered lower opening with a limiting flange. Each center rod has a main body, each main body has a different length. each main body has a neck portion connected to an enlarged end, and a first threaded portion and a second threaded portion, and the first threaded portion and the second threaded portion has different diameters. The stopping clamp is an elastic member and is C-shaped. The gripping end has a second threaded section and a containment space.
First Claim
all claims..Other Claims data not available
Family
- No Family data available.
- 15 United States
- 10 France
- 8 Japan
- 7 China
- 5 Korea
- 2 Other
Patent Owner(s)
Patent Owner | Address | |
---|---|---|
ALEXANDER YEH INDUSTRY CO LTD | NO 594 SEC 3 LU HO RD LUKANG CHEN CHANGHUA HSIEN |
International Classification(s)

- 2012 Application Filing Year
- A47K Class
- 347 Applications Filed
- 295 Patents Issued To-Date
- 85.02 % Issued To-Date
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
---|---|---|---|
Huang, Li-Chen | LUKANG CHEN, TW | 44 | 776 |
# of filed Patents : 44 Total Citations : 776 |
Cited Art Landscape
- No Cited Art to Display

Patent Citation Ranking
- 480 Citation Count
- A47K Class
- 99.61 % this patent is cited more than
- 11 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 | Jan 3, 2026 |
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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