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Class Information
Number: 5/29
Name: Beds > Sofa bed > Unfolding seat > Leg supported
Description: Devices in which the unfolded section is supported by a leg.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7900999 |
Convertible seat with air mattress |
Mar. 8, 2011 |
| 6035464 |
Folding sofa bed frame structure with two-position TV headrest |
Mar. 14, 2000 |
| 5815857 |
Sofa-bed |
Oct. 6, 1998 |
| 5745935 |
Sinuous wire seat section sofa sleeper |
May. 5, 1998 |
| 5539940 |
Foldable sofa bed with collapsible sinuous springs |
Jul. 30, 1996 |
| 5528777 |
Sofa sleeper deck with transverse slats |
Jun. 25, 1996 |
| 5305479 |
Sofa sleeper having sinuous spring reinforced shoulder area |
Apr. 26, 1994 |
| 5257424 |
Foldable bed |
Nov. 2, 1993 |
| 5138727 |
Folding sofa bed frame structure with anti-topple linkage and movable mattress support bar |
Aug. 18, 1992 |
| 5107553 |
Combination sofabed-double bed with pivotable backrest |
Apr. 28, 1992 |
| 5097544 |
Convertible sofa bed |
Mar. 24, 1992 |
| 4985945 |
Double-lock sofa sleeper mechanism |
Jan. 22, 1991 |
| 4928331 |
Adjustable seat pitch sofa sleeper mechanism |
May. 29, 1990 |
| 4918770 |
Sofa bed with closing and opening assist |
Apr. 24, 1990 |
| 4905328 |
Sofa-bed assembly |
Mar. 6, 1990 |
| 4850065 |
Sofa bed mechanism with safety lock out feature |
Jul. 25, 1989 |
| 4800598 |
Anti-tilt sofa sleeper mechanism |
Jan. 31, 1989 |
| 4780918 |
Sofa bed with friction stop |
Nov. 1, 1988 |
| 4631764 |
Console bed |
Dec. 30, 1986 |
| 4597115 |
Low seating level sofa-bed mechanism |
Jul. 1, 1986 |
| 4592102 |
Mechanism for a sofa sleeper |
Jun. 3, 1986 |
| 4590630 |
Tri-fold mechanism |
May. 27, 1986 |
| 4571755 |
Frame support for sofa-sleeper |
Feb. 25, 1986 |
| 4513460 |
Sofa sleeper seat support system |
Apr. 30, 1985 |
| 4504987 |
Mattress support mechanism for folding sofa-bed |
Mar. 19, 1985 |
| 4494258 |
Sofa bed mechanism |
Jan. 22, 1985 |
| 4439878 |
Sofa sleeper with seat adjustment mechanism |
Apr. 3, 1984 |
| 4399571 |
Folding bed frame structure for sofa beds or the like |
Aug. 23, 1983 |
| 4398312 |
Sofa bed overdeck assembly |
Aug. 16, 1983 |
| 4381570 |
Sofa-bed |
May. 3, 1983 |
| 4301559 |
Sofa bed mechanism |
Nov. 24, 1981 |
| 4253205 |
Sofa-sleeper |
Mar. 3, 1981 |
| 4227268 |
Convertible furniture |
Oct. 14, 1980 |
| 4204287 |
Knock-down sofa bed with hinged mattress |
May. 27, 1980 |
| 4200941 |
Pull-out sofa bed and hardware therefor |
May. 6, 1980 |
| 4104745 |
Sofa bed with TV headrest |
Aug. 8, 1978 |
| 4086671 |
Convertible sofa bed |
May. 2, 1978 |
| 4080672 |
Sofa bed folding fixture |
Mar. 28, 1978 |
| 4045829 |
Sofa bed assembly |
Sep. 6, 1977 |
| 4035852 |
Pull out sofa bed |
Jul. 19, 1977 |
| 4032999 |
Sofa bed |
Jul. 5, 1977 |
| 4031577 |
Convertible sofa bed |
Jun. 28, 1977 |
| 4016611 |
Sofa bed and mechanism therefor |
Apr. 12, 1977 |
| 3984883 |
Pull out sofa bed and hardware therefor |
Oct. 12, 1976 |
| 3975783 |
Sofa bed |
Aug. 24, 1976 |
| 3965499 |
Convertible sofa |
Jun. 29, 1976 |
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