Locking one-way closure for disposable containers

- Med-Safe Systems, Inc.
Skip to: Description  ·  References Cited  · Patent History  ·  Patent History
Description

FIG. 1 is a perspective view of a locking one-way closure for disposable containers, showing our new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is an underside view thereof;

FIG. 4 is a front elevation view thereof;

FIG. 5 is a left side elevation view thereof; and

FIG. 6 is a right side elevation view thereof.

Referenced Cited
U.S. Patent Documents
D188393 July 1960 Fagan
D260373 August 25, 1981 Wood
3434620 March 1969 Laurizio
3485416 December 1969 Fohrman
4494652 January 22, 1985 Nelson et al.
4502606 March 5, 1985 Shillington et al.
4520926 June 4, 1985 Nelson
4600112 July 15, 1986 Shillington et al.
Patent History
Patent number: D292777
Type: Grant
Filed: Apr 3, 1985
Date of Patent: Nov 17, 1987
Assignee: Med-Safe Systems, Inc. (Encinitas, CA)
Inventors: Richard A. Shillington (San Clemente, CA), Alec Oberschmidt (Leucadia, CA)
Primary Examiner: Robert C. Spangler
Law Firm: Baker, Maxham & Jester
Application Number: 6/719,544
Classifications
Current U.S. Class: D/9446