Twist-off seal for a tube

- Pharmacia & Upjohn AB
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Description

FIG. 1 is a front view of the twist-off seal showing our new design, the rear view being a mirror image thereof;

FIG. 2 is a side view of the twist-off seal, the opposite side view being a mirror image thereof;

FIG. 3 is a top view of the twist-off seal;

FIG. 4 is a front perspective view of the twist-off seal looking downwardly; and,

FIG. 5 is a front perspective view of the twist-off seal looking upwardly.

Referenced Cited
U.S. Patent Documents
D352002 November 1, 1994 Culter et al.
4207990 June 17, 1980 Weiler et al.
5188250 February 23, 1993 Kovacic et al.
5590798 January 7, 1997 O'Connell
Patent History
Patent number: D403960
Type: Grant
Filed: Jul 29, 1997
Date of Patent: Jan 12, 1999
Assignee: Pharmacia & Upjohn AB (Stockholm)
Inventors: Lena Stromblad (Lund), Jesper Sjogren (Helsingborg)
Primary Examiner: James Gandy
Assistant Examiner: Cathron B. Matta
Law Firm: Birch, Stewart, Kolasch & Birch, LLP
Application Number: 0/74,159
Classifications
Current U.S. Class: D/9442; D9/443
International Classification: 0907;