Ceiling hook
Description
FIG. 1 is a left side elevational view of a ceiling hook showing my new design;
FIG. 2 is a front elevational view thereof;
FIGS. 3 and 4 are respectively top and bottom plan views thereof;
FIG. 5 is a rear elevational view thereof;
FIG. 6 is a left side, top and front perspective view thereof;
FIG. 7 is a right side, bottom and front perspective view thereof.
Referenced Cited
U.S. Patent Documents
Foreign Patent Documents
Other references
D254707 | April 15, 1980 | Einhorn |
D265379 | July 13, 1982 | Einhorn |
D289251 | April 14, 1987 | Joseph |
3618176 | November 1971 | Barnes |
3977643 | August 31, 1976 | Staley |
4112550 | September 12, 1978 | DeWitt et al. |
4174087 | November 13, 1979 | Gaines |
4315611 | February 16, 1982 | Hoop |
579356 | February 1946 | GBX |
- Copy of blister card of American Tack & Hardware Co., Inc. for "Ceiling Track Hooks". Copy of product sheet of Moore Push-Pin (Canada) Ltd. for "The `T` Bar Hook".
Patent History
Patent number: D321639
Type: Grant
Filed: Jan 2, 1990
Date of Patent: Nov 19, 1991
Inventor: William E. Adams (Portersville, PA)
Primary Examiner: Horace B. Fay, Jr.
Attorneys: Buchanan Ingersoll, Lynn J. Alstadt
Application Number: 7/459,580
Type: Grant
Filed: Jan 2, 1990
Date of Patent: Nov 19, 1991
Inventor: William E. Adams (Portersville, PA)
Primary Examiner: Horace B. Fay, Jr.
Attorneys: Buchanan Ingersoll, Lynn J. Alstadt
Application Number: 7/459,580
Classifications
Current U.S. Class:
D/8373;
D/8367