Opening tool for tear-open-type containers

- Abbott Laboratories
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Description

FIG. 1 is a bottom perspective view of the opening tool;

FIG. 2 is an elevational view of the side opposite that shown in FIG. 1;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is an end view taken along line 5--5 of FIG. 2; and

FIG. 6 is an end view taken along line 6--6 of FIG. 2.

Referenced Cited
U.S. Patent Documents
D5017 June 1871 Cook
D240188 June 1976 Lytle
1520670 December 1924 Appel
1676648 July 1928 Hardiman
3142903 August 1964 Stiller
3954030 May 4, 1976 Newton
Patent History
Patent number: D250510
Type: Grant
Filed: Jul 29, 1976
Date of Patent: Dec 12, 1978
Assignee: Abbott Laboratories (North Chicago, IL)
Inventor: Albert F. Bujan (Waukegan, IL)
Primary Examiner: Winifred E. Herrmann
Attorney: Neil E. Hamilton
Application Number: 5/709,759
Classifications
Current U.S. Class: D 8/40
International Classification: D0799; D0706;