Class Information
Number: D21/681
Name: Games, toys, and sports goods > Exercise equipment > Weight > Barbell or dumbbell
Description: Design for tubular member that includes static or adjustable weight masses at each end used to develop muscles.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| D380511 |
Water weight dumbbell |
Jul. 1, 1997 |
| D362880 |
Dumbbell |
Oct. 3, 1995 |
| 5391133 |
Underwater buoyant exercise apparatus |
Feb. 21, 1995 |
| D355007 |
Weight-lifting plate |
Jan. 31, 1995 |
| D354322 |
Barbell weight |
Jan. 10, 1995 |
| D350922 |
Bicycle hub |
Sep. 27, 1994 |
| D350088 |
Bicycle hub |
Aug. 30, 1994 |
| D339839 |
Aquatic exercise bottle |
Sep. 28, 1993 |
| D339620 |
Hand weight for aquatic exercise |
Sep. 21, 1993 |
| 5203753 |
Padded barbell float |
Apr. 20, 1993 |
| D330551 |
Weight bench combined radio/telephone set |
Oct. 27, 1992 |
| D328113 |
Wrist exerciser |
Jul. 21, 1992 |
| D327927 |
Sit-up exercise bar |
Jul. 14, 1992 |
| D327517 |
Dumbbell |
Jun. 30, 1992 |
| D326299 |
Dumbbell |
May. 19, 1992 |
| D320636 |
Weightlifting bar |
Oct. 8, 1991 |
| D318700 |
Dumbbell |
Jul. 30, 1991 |
| D306886 |
Exercise wheel |
Mar. 27, 1990 |
| D306332 |
Barbell weight or similar article |
Feb. 27, 1990 |
| D301269 |
Barbell |
May. 23, 1989 |
| D297751 |
Aerobic handweight |
Sep. 20, 1988 |
| D290485 |
Curling bar |
Jun. 23, 1987 |
| D287867 |
Bar exerciser |
Jan. 20, 1987 |
| D287526 |
Barbell |
Dec. 30, 1986 |
| D279495 |
Dumbbell |
Jul. 2, 1985 |
| D278358 |
Barbell weight |
Apr. 9, 1985 |
| D277498 |
Exercise platform |
Feb. 5, 1985 |
| D271408 |
Barbell |
Nov. 15, 1983 |
| D267420 |
Training bar |
Dec. 28, 1982 |
| D264983 |
Exerciser |
Jun. 15, 1982 |
| 4289469 |
Apparatus for forming and trimming articles from a web |
Sep. 15, 1981 |
| D248114 |
Exerciser |
Jun. 6, 1978 |
| D243013 |
Rolling straight edge |
Jan. 11, 1977 |
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