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Class Information
Number: 114/291
Name: Ships > Hull or hull adjunct employing fluid dynamic forces to derive a lift or alter trim, (e.g., planing hulls, etc.) > Stepped hull
Description: Device wherein the hull is made from a plurality of vertically spaced segments which are connected one to the other by a generally perpendicular stop or wall portion.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7299764 |
Boat hull |
Nov. 27, 2007 |
| 7201111 |
Boat hulls with planing sections |
Apr. 10, 2007 |
| 7093553 |
Super high speed multi-hull watercraft |
Aug. 22, 2006 |
| 6983713 |
Powered watercraft |
Jan. 10, 2006 |
| 6925953 |
Levitation and stabilizing hull system |
Aug. 9, 2005 |
| 6923137 |
Water sports performance boat hull |
Aug. 2, 2005 |
| 6868798 |
Powered watercraft |
Mar. 22, 2005 |
| 6837176 |
Vessel transition hull |
Jan. 4, 2005 |
| 6782839 |
Hydrofoil boat |
Aug. 31, 2004 |
| 6708642 |
Tri-sponson boat hull and method of making boat hulls |
Mar. 23, 2004 |
| 6675736 |
Boat having channels formed in its hull |
Jan. 13, 2004 |
| 6666160 |
High aspect dynamic lift boat hull |
Dec. 23, 2003 |
| 6634309 |
Device for reducing the resistance to the advancement of a motorboat on water |
Oct. 21, 2003 |
| 6609472 |
Stable efficient air lubricated ship |
Aug. 26, 2003 |
| 6604478 |
Hull configuration utilizing multiple effects for enhanced speed, range and efficiency |
Aug. 12, 2003 |
| 6575106 |
Air induction system for marine vessel |
Jun. 10, 2003 |
| 6425341 |
Boat hull |
Jul. 30, 2002 |
| 6422168 |
Sporting water vehicle |
Jul. 23, 2002 |
| 6415731 |
Method of controlling the attitude of a boat at high speed through boat hull design and a boat hull |
Jul. 9, 2002 |
| 6363877 |
Power boat |
Apr. 2, 2002 |
| 6332422 |
Hull modification to minimize porpoising of a boat |
Dec. 25, 2001 |
| 6260503 |
Channeled air planing apparatus |
Jul. 17, 2001 |
| 6250246 |
Boat hull system |
Jun. 26, 2001 |
| 6213824 |
Method for reducing vessel draft |
Apr. 10, 2001 |
| 6176196 |
Boat bottom hull design |
Jan. 23, 2001 |
| 6138602 |
Catamaran--V boat hull |
Oct. 31, 2000 |
| RE36879 |
Planing boat hull |
Sep. 26, 2000 |
| 6058873 |
Hull construction for small watercraft |
May. 9, 2000 |
| 6000357 |
Boat planing tabs |
Dec. 14, 1999 |
| 5819677 |
Hull with laminar flow interrupters |
Oct. 13, 1998 |
| 5685253 |
Reduced drag stable Vee bottom planing boat |
Nov. 11, 1997 |
| 5588389 |
Dual lift boat hull |
Dec. 31, 1996 |
| 5540174 |
Trim adjusting system for jet propulsion boat |
Jul. 30, 1996 |
| 5476061 |
Power boat hull |
Dec. 19, 1995 |
| 5456202 |
Planing boat hull |
Oct. 10, 1995 |
| 5452675 |
Boat hull |
Sep. 26, 1995 |
| 5452676 |
Hull configuration for high speed boat |
Sep. 26, 1995 |
| 5435260 |
Pontoon-type boat |
Jul. 25, 1995 |
| 5365869 |
Catamaran for pastime, model construction or racing in any competition rating, with induced hydrodinamic stability |
Nov. 22, 1994 |
| 5351642 |
Power boat hull |
Oct. 4, 1994 |
| 5339761 |
Hydrofoil craft |
Aug. 23, 1994 |
| 5231945 |
Power boat hull |
Aug. 3, 1993 |
| 5211126 |
Ship or boat construction having three hulls |
May. 18, 1993 |
| 5199366 |
High-speed boat |
Apr. 6, 1993 |
| 5191853 |
Stepped hydroplane hull |
Mar. 9, 1993 |
| 5191854 |
Boat |
Mar. 9, 1993 |
| 5140930 |
Water craft |
Aug. 25, 1992 |
| 5038696 |
Ship's hull having monohull forebody and catamaran afterbody |
Aug. 13, 1991 |
| 4977845 |
Boat propulsion and handling system |
Dec. 18, 1990 |
| 4958585 |
Boat hull |
Sep. 25, 1990 |
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