Key chain
Description
FIG. 1 is a perspective view of a key chain showing my new design;
FIG. 2 is a top plan view;
FIG. 3 is a left side elevational view;
FIG. 4 is a right side elevational view;
FIG. 5 is a front elevational view, the opposite side being a mirror image; and
FIG. 6 is a bottom plan view.
Referenced Cited
U.S. Patent Documents
| D104743 | June 1937 | Hedberg |
| D254050 | January 29, 1980 | Fitzgerald |
| D255321 | June 10, 1980 | Stelman |
| D266905 | November 16, 1982 | Wallis |
| D282048 | January 7, 1986 | Scanlon |
| D282240 | January 21, 1986 | Gilford |
| 4175595 | November 27, 1979 | Noe |
| 4200128 | April 29, 1980 | Pokrzywa |
| 4201253 | May 6, 1980 | Maloney |
| 4216807 | August 12, 1980 | Diamond |
| 4245682 | January 20, 1981 | Agnew, Sr. |
| 4275776 | June 30, 1981 | Rehkopf |
| 4278116 | July 14, 1981 | Opp |
Patent History
Patent number: D312172
Type: Grant
Filed: Feb 6, 1987
Date of Patent: Nov 20, 1990
Inventor: Robert A. Ambrosio (Carrollton, TX)
Primary Examiner: Louis S. Zarfas
Assistant Examiner: R. T. Seifert
Law Firm: Ross, Howison, Clapp & Korn
Application Number: 7/11,717
Type: Grant
Filed: Feb 6, 1987
Date of Patent: Nov 20, 1990
Inventor: Robert A. Ambrosio (Carrollton, TX)
Primary Examiner: Louis S. Zarfas
Assistant Examiner: R. T. Seifert
Law Firm: Ross, Howison, Clapp & Korn
Application Number: 7/11,717
Classifications
Current U.S. Class:
D 3/62