Resources Contact Us Home
Browse by Category: Main > Transportation & Automotive
Class Information
Number: 114/39.21
Name: Ships > Watercraft with means used in providing sailpower
Description: Subject matter wherein (a) the marine vehicle includes a portion which furnishes buoyancy when in contact with the water and to which the main supporting surfaces and other parts are attached, i.e., hull, and (b) the hull which is propelled by the wind being in combination with either (1) an extent of material by which wind is used to propel the marine vehicle through the water, i.e., sail, (2) mast, (3) spar, or (4) rigging.

Sub-classes under this class:

Class Number Class Name Patents
114/39.32 Having specific mast mounting means 50
114/39.25 Having specifically defined hull shape 26
114/39.26 Multiple hulls 73
114/39.24 With hydrofoil for providing vertical lift to hull 35
114/39.23 With means for uprighting capsized watercraft 22
114/39.22 With means used for converting from nonsailing watercraft 19
114/39.29 With specific means acted upon by wind to provide sailpower 54

Patents under this class:
1 2

Patent Number Title Of Patent Date Issued
8635965 Sail system Jan. 28, 2014
8607722 Aerodynamic wind propulsion device having active and passive steering lines and method for controlling of such a device Dec. 17, 2013
8402905 Kite ship Mar. 26, 2013
8065969 Universally attachable forward tacking sail rig with canting integrated mast and water foil for all boats Nov. 29, 2011
8056490 Watercraft having a kite-like element Nov. 15, 2011
7971545 Watercraft having a kite-like element Jul. 5, 2011
7823570 Process for operating a compression ignition internal combustion engine in combination with a catalytic reformer Nov. 2, 2010
7814854 Removable device with foldable floats for transforming a monohull vessel into a multihull vessel and vessel comprising the device Oct. 19, 2010
7789723 Unmanned ocean vehicle Sep. 7, 2010
7757676 Reforming of GTL for marine applications Jul. 20, 2010
7712427 Apparatus for control of pivoting wing-type sail May. 11, 2010
7591229 Forespar for a sailing vessel Sep. 22, 2009
7568442 Three degree-of-freedom pivot assembly, sail-mounted ballast, and sail control system for high speed sailboats Aug. 4, 2009
7252264 Flying sailboat Aug. 7, 2007
6932010 Sailboat with offset boom Aug. 23, 2005
6910434 Control device for steering kite on a boat Jun. 28, 2005
6732670 Sailing craft May. 11, 2004
6694910 Floating island apparatus and method of control Feb. 24, 2004
6682018 Releasable control yoke anchor system for kite Jan. 27, 2004
6668741 High performance sailing craft Dec. 30, 2003
6622771 Arcuately displaceable privacy screen assembly Sep. 23, 2003
6561109 Sailing boat for teaching and for disabled people May. 13, 2003
6349659 Sailboat rotatable keel appendage Feb. 26, 2002
6341571 Wind-powered air/water interface craft having various wing angles and configurations Jan. 29, 2002
6289833 Device for moving an individual relative to a surface with the assistance of wind Sep. 18, 2001
6237521 Sailcloth arrangement for sails of water-going vessels May. 29, 2001
6216621 Wind-powered air/water interface craft having various wing angles and configurations Apr. 17, 2001
6189471 Sailboats and methods Feb. 20, 2001
6135041 Hull for a sailing vessel Oct. 24, 2000
6105524 Pivoting sailing rig Aug. 22, 2000
6079344 Small watercraft with fin and sail Jun. 27, 2000
6062155 Mast mounted boom support for sailboats May. 16, 2000
6016759 Wind-powered air/water interface craft having various wing angles and configurations Jan. 25, 2000
5996519 Sailboats and methods Dec. 7, 1999
5937779 Single-hand sailboat having novel spinnaker raising and lowering system Aug. 17, 1999
5934214 Method of sailing a boat, and sailing vessel Aug. 10, 1999
5862769 Modified windsurf boom Jan. 26, 1999
5845593 Man and wind powered aquatic vehicle Dec. 8, 1998
5738031 Halyard retainer Apr. 14, 1998
5642683 Parachute-type sail for boats Jul. 1, 1997
5628265 Sail boats May. 13, 1997
5622130 Heel control system for sailing yachts and sailing yacht hull Apr. 22, 1997
5619946 Sail furling device with bearings to permit simultaneous cable and extrusion rotation Apr. 15, 1997
5603276 Device comprising at least one element of aerodynamic shape with modifiable geometry integrating a system for controlling the boundary layer Feb. 18, 1997
5555836 Folding spinnaker pole system Sep. 17, 1996
5529007 Automatically ballasted sailboat Jun. 25, 1996
5509368 Sailboat with pivotable mast Apr. 23, 1996
5476057 Method and apparatus for structurally supporting and sealing a mast Dec. 19, 1995
5454339 Apparatus for bi-lateral sail sheeting Oct. 3, 1995
5431121 Sailboat keel hoist assembly Jul. 11, 1995

1 2

  Recently Added Patents
Data processor and scanner device
Documentation roadmaps and community networking for developers on large projects
Method of allocating IP address of image forming apparatus using DHCP, image forming apparatus and system of allocating IP address using DHCP
Vapor phase decarbonylation process
Fast and compact circuit for bus inversion
Computer program and apparatus for evaluating signal propagation delays
Image-processing method and program, and image-processing apparatus
  Randomly Featured Patents
Reel shaft device of a magnetic recording tape running apparatus
Esterified styrene/maleic anhydride polymer and polymer-containing photoimageable composition having improved alkaline process resistance
Operator's console
Buoyancy compensator with detachable shoulder section
Method for controlling a spin motor in a disk drive during cleaning and read/write operations
System and method for software diagnostics using a combination of visual and dynamic tracing
Apparatus for measuring the height of a substrate in a dispensing system
Stereoscopic display method and apparatus therefor
Rectifying saturable reactor
Liquid crystal display device and associated liquid crystal media for use in the same