Pull tab closure

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Description

FIG. 1 is a top plan view of a pull tab closure showing our new design;

FIG. 2 is a bottom plan view thereof;

FIG. 3 is a side elevational view thereof, all sides being identical, the can shown in broken lines for illustrative purposes only;

FIG. 4 is a top perspective view thereof.

Referenced Cited
U.S. Patent Documents
D271663 December 6, 1983 Stark et al.
D297309 August 23, 1988 Piltz
D299426 January 17, 1989 Piltz
3195768 July 1965 Bozek
3200985 August 1965 Ashley
3251503 May 1966 Bozek
3255917 June 1966 Fraze
3281007 October 1966 Dorosz
3400852 September 1968 Khoury
3416699 December 1968 Bozek
4456146 June 26, 1984 Helms
4548333 October 22, 1985 Kobayashi et al.
4572393 February 25, 1986 Kobayashi et al.
Other references
  • Modern Packaging; Jan. 1974; p. 40, Falstaff beer can. Modern Packaging Encyclopedia; 1966, p. 372; Old Milwaukee Beer Can (2nd from right bottom). Package Engineering; Jan. 1979; p. 69; New Way Pull Tab Can.
Patent History
Patent number: D318220
Type: Grant
Filed: Aug 16, 1988
Date of Patent: Jul 16, 1991
Inventors: Stina Stenberg (Lund), Lars-Erik Piltz (Dalby)
Primary Examiner: Melvin B. Feifer
Assistant Examiner: Dominic Simone
Law Firm: Lerner, David, Littenberg, Krumholtz & Mentlik
Application Number: 7/232,892
Classifications
Current U.S. Class: D/9438; D/9454