U.S. patent number D305,735 [Application Number 06/897,148] was granted by the patent office on 1990-01-30 for tamper resistant cap. This patent grant is currently assigned to Kardon Industries, Inc.. Invention is credited to Gerald Zinnbauer.
United States Patent | D305,735 |
Zinnbauer | January 30, 1990 |
Inventors: | Zinnbauer; Gerald (Toledo, OH) |
---|---|
Assignee: | Kardon Industries, Inc.
(Philadelphia, PA) |
Appl. No.: | 06/897,148 |
Filed: | August 15, 1986 |
Current U.S. Class: | D9/438; D9/453 |
Field of Search: | ;D9/448,447,452,453,454 ;215/252,256,253,211 |
D051893 | March 1918 | Temple et al. |
D116857 | September 1939 | Mann |
D233507 | November 1974 | Stevens, Jr. |
D280492 | September 1985 | Greaves et al. |
3957169 | May 1976 | Coursaut |
4059198 | November 1977 | Mumford |
4529096 | July 1985 | Chortier et al. |
4591062 | May 1986 | Sandhaus |
Modern Packaging; 6/82; p. 35, Pepsi Bottle Cap.. |
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