Method for changing the direction of travel of a watercraft and apparatus therefor
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
May 24, 2011
Grant Date -
Jan 8, 2009
app pub date -
Jun 3, 2005
filing date -
Jun 3, 2004
priority date (Note) -
Expired
status (Latency Note)
![]() |
A preliminary load of PAIR data current through [] has been loaded. Any more recent PAIR data will be loaded within twenty-four hours. |
PAIR data current through []
A preliminary load of cached data will be loaded soon.
Any more recent PAIR data will be loaded within twenty-four hours.
![]() |
Next PAIR Update Scheduled on [ ] |

Importance

US Family Size
|
Non-US Coverage
|
Patent Longevity
|
Forward Citations
|
Abstract
An apparatus for retarding and/or changing the direction of travel of a sailing vessel is disclosed. The apparatus includes a watercraft (10) with moveable flaps (12A, 12B, 12C) internal ballast tanks, solenoid banks (20) and explosive activated nut and bolt clamps. The watercraft (10) is manually navigated or navigated by remote control. A method of utilizing the watercraft (10) to retard and/or change the direction of travel of the sailing vessel 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 | |
---|---|---|
SINGAPORE TECHNOLOGIES DYNAMICS PTE LTD | SINGAPORE 619523 |
International Classification(s)

- 2005 Application Filing Year
- B63H Class
- 340 Applications Filed
- 133 Patents Issued To-Date
- 39.12 % Issued To-Date
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
---|---|---|---|
Fong, Saik Hay | Singapore, SG | 5 | 7 |
# of filed Patents : 5 Total Citations : 7 | |||
Tan, Hong Soon | Singapore, SG | 7 | 45 |
# of filed Patents : 7 Total Citations : 45 | |||
Toh, Tee Peng | Singapore, SG | 4 | 7 |
# of filed Patents : 4 Total Citations : 7 |
Cited Art Landscape
- No Cited Art to Display

Patent Citation Ranking
- 4 Citation Count
- B63H Class
- 8.06 % this patent is cited more than
- 14 Age
Forward Cite Landscape
- No Forward Cites to Display

Maintenance Fees
Fee | Large entity fee | small entity fee | micro entity fee | due date |
---|
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

Legal Events
- No Legal Status data available.

Matter Detail

Renewals Detail
