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Class Information
Number: 441/21
Name: Buoys, rafts, and aquatic devices > Buoy > Having means to control attitude or position
Description: Buoy provided with means to control vertical, horizontal, or rotational movement of the buoy.










Sub-classes under this class:

Class Number Class Name Patents
441/22 Fluid reaction surface 29
441/28 Having ballast means 48
441/23 Tether 81


Patents under this class:

Patent Number Title Of Patent Date Issued
8647014 Buoy systems and methods for minimizing beach erosion and other applications for attenuating water surface activity Feb. 11, 2014
8512088 Buoy Aug. 20, 2013
8177595 Scoop point buoy May. 15, 2012
8096256 Passively-actuated lanyard clamp Jan. 17, 2012
8028466 Thwartable bottom link for vertical line Oct. 4, 2011
7841917 Floatation device Nov. 30, 2010
7726180 Float and liquid container using the float, method for preventing malfunction of probe in automatic analyzer, and examination method using automatic analyzer Jun. 1, 2010
7534152 Underwater float release system May. 19, 2009
7264420 Floating overturn prevention device Sep. 4, 2007
6971934 Autonomous liquid filled buoy Dec. 6, 2005
6836707 Methods and systems for determining heave and heave rate of vessels Dec. 28, 2004
6739924 Remotely activated buoy May. 25, 2004
6537118 Subsea buoy Mar. 25, 2003
6463800 Energy conserving moored buoyant ocean profiler Oct. 15, 2002
6422746 Method and device for a self orienting floating apparatus Jul. 23, 2002
6309269 Variable buoyancy buoy for mooring mobile offshore drilling units Oct. 30, 2001
6183326 Communication buoy with ice penetrating capabilities Feb. 6, 2001
6102758 Near shore spar communication platform Aug. 15, 2000
5735719 Combination inflatable dive flag and float Apr. 7, 1998
5624210 Collision tolerant pile structure Apr. 29, 1997
5577942 Station keeping buoy system Nov. 26, 1996
5460556 Variable buoyancy buoy Oct. 24, 1995
5308270 Ice penetrating buoy May. 3, 1994
5291847 Autonomous propulsion within a volume of fluid Mar. 8, 1994
5256093 Marking buoy with shock cord Oct. 26, 1993
5224074 Sonobuoy for forming virtual vertical sensing arrays Jun. 29, 1993
H1051 Antenna stabilizing buoy May. 5, 1992
5073136 Collapsible sonobuoy floatation device Dec. 17, 1991
4943051 Human energy transmission device Jul. 24, 1990
4850915 Apparatus for deploying and supporting a large aperture volumetric array in a medium Jul. 25, 1989
4808133 Marker buoy with self retracting line Feb. 28, 1989
4780863 Removable power supply for an ocean bottom seismometer Oct. 25, 1988
4768984 Buoy having minimal motion characteristics Sep. 6, 1988
4694435 Vertical marine streamer Sep. 15, 1987
4680148 Mobile pond aerating system Jul. 14, 1987
4677931 Variable buoyancy apparatus Jul. 7, 1987
4650431 Quick disconnect storage production terminal Mar. 17, 1987
4580987 Mooring line lockup mechanism Apr. 8, 1986
4546721 Submerged single point mooring system Oct. 15, 1985
4498877 Anchoring system for a buoy, specially a measuring buoy Feb. 12, 1985
4487151 Floating highway Dec. 11, 1984
4436049 Simulator for testing sonobuoys Mar. 13, 1984
4321720 Method of transferring a fluid from a station on the sea bed to a vessel, or vice-versa, and a means and a vessel for carrying out the method Mar. 30, 1982
4280238 Single-point mooring buoy Jul. 28, 1981
4221504 Stabilization of subsea riser pipes having free lower ends Sep. 9, 1980
4170186 Anchored offshore structure with sway control apparatus Oct. 9, 1979
4037278 Device for coupling a cardan half-joint with a fixed structure Jul. 26, 1977
3992737 Suspension system for underwater equipment Nov. 23, 1976
3936895 Benthic bobbing buoy Feb. 10, 1976











 
 
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