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Class Information
Number: 5/925
Name: Beds > Highly frictional material
Description: A collection of documents disclosing the use of a rough material that provides a lot of friction, in association with a device, or in constructing at least a portion of a device under the class definition.










Patents under this class:
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Patent Number Title Of Patent Date Issued
8601624 Pressure relieving mattress Dec. 10, 2013
8479326 Rehabilitation and physical therapy device Jul. 9, 2013
8201292 Patient support surface with turn-assist Jun. 19, 2012
7870625 Mat for child development Jan. 18, 2011
7849533 Occupant transfer sheet Dec. 14, 2010
7661166 Adjustable firmness mattress assembly Feb. 16, 2010
7614103 Stretcher with brake mechanism Nov. 10, 2009
7428763 Universal, multipurpose pillow used for beauty and/or health purposes Sep. 30, 2008
7350252 Portable diaper changing pad with memory foam insert Apr. 1, 2008
7328471 Bedding wedge system Feb. 12, 2008
7240384 Method of repositioning immobile patient in bed using patient positioning aid Jul. 10, 2007
7159257 Disposable protective sheet for furniture Jan. 9, 2007
7152259 Top sheet/blanket extenders Dec. 26, 2006
7137157 Absorbent towel with projections Nov. 21, 2006
7069607 Absorbent towel with projections Jul. 4, 2006
7051388 Stay-put sheet covers May. 30, 2006
7020912 Disposable transport mat Apr. 4, 2006
6961969 Absorbent towel with projections Nov. 8, 2005
6961967 Personal lift aid Nov. 8, 2005
6874180 Rug bed cloth structure for assisting in holding a user's legs in a fixed position Apr. 5, 2005
6874176 Mat assembly for the prevention of bedsores Apr. 5, 2005
6728978 Multiple hygienic bed pad with glide function May. 4, 2004
6715173 Modular sleep systems with friction-secured comfort unit Apr. 6, 2004
6684425 Mattress retainer for adjustable bed Feb. 3, 2004
6581227 Hollow body for use as a sitting support Jun. 24, 2003
6357829 Contoured body cushion Mar. 19, 2002
6212717 Articles with gripping surfaces Apr. 10, 2001
5991948 Fluid saturated foam container Nov. 30, 1999
5987668 Fabric covered mattress pad Nov. 23, 1999
5896603 Articles with gripping surfaces Apr. 27, 1999
5845351 Stretcher table assembly which is mounted over an ambulance stretcher Dec. 8, 1998
5809595 Frictionally variant seat pad Sep. 22, 1998
5787523 Patient sliding sheet with liquid absorbing layer Aug. 4, 1998
5771515 Mattress elevating apparatus Jun. 30, 1998
5745940 Customized modular mattress and bedding May. 5, 1998
5740567 Blanket with waterproof frictional backing Apr. 21, 1998
5735004 Water resistant baby blanket assembly Apr. 7, 1998
5640726 Safety rail for sleeping beds Jun. 24, 1997
5638558 Dual purpose patient pad with digital eyelets Jun. 17, 1997
5634223 Hollow body for use as seat pad Jun. 3, 1997
5632051 Cooling fluid container May. 27, 1997
5632291 Circular air mattress and tent May. 27, 1997
5621931 Mattress stabilizing bedskirt assembly having detachably attachable skirt components Apr. 22, 1997
5542137 Friction fitted contour skirt for mattress pads and covers Aug. 6, 1996
5528780 Mattress pad with frictional holding means Jun. 25, 1996
5511255 Medical patient shifting device and method of use Apr. 30, 1996
5471689 Bed handle system Dec. 5, 1995
5467491 Bedding anchor Nov. 21, 1995
5465441 Slideable seating member Nov. 14, 1995
5442821 Patient transfer sling Aug. 22, 1995

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