Tamperproof cap

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Description

FIG. 1 is a top plan view of a tamperproof cap showing my new design;

FIG. 2 is an inverted bottom perspective view thereof;

FIG. 3 is a top perspective view thereof;

FIG. 4 is a front elevational view thereof, the rear being identical;

FIG. 5 is a side elevational view thereof, the opposite side being identical; and,

FIG. 6 is a bottom plan view thereof.

Referenced Cited
U.S. Patent Documents
D254480 March 18, 1980 Smafley
D256672 September 2, 1980 Beck
4071156 January 31, 1978 Lowe
4322009 March 30, 1982 Mumford
4524876 June 25, 1985 Kusz
Other references
  • Aerosol Age; May 1983; p. 53; Closure (front center).
Patent History
Patent number: D329809
Type: Grant
Filed: Oct 3, 1990
Date of Patent: Sep 29, 1992
Assignee: Plastic Consulting and Design Limited (Auckland)
Inventor: John I. Bloomfield (Massey)
Primary Examiner: Bernard Ansher
Assistant Examiner: Dominic Simone
Law Firm: Ladas & Parry
Application Number: 7/592,065
Classifications
Current U.S. Class: D/9443; D/9435; D/9445