Collapsible drinking straw

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Description

FIG. 1 is a perspective view of a collapsible drinking straw showing my new design;

FIG. 2 is a perspective view thereof, in a collapsed position;

FIG. 3 is a cross-sectional view thereof, the container shown in broken lines for illustrative purposes only;

FIG. 4 is a side elevational view thereof;

FIG. 5 is a top plan view thereof; and,

FIG. 6 is a bottom plan view thereof.

Referenced Cited
U.S. Patent Documents
D303197 September 5, 1989 Turner, Jr. et al.
D324824 March 24, 1992 Hansen
2066121 December 1936 Morris
3298577 January 1967 Chlystun
4194674 March 25, 1980 Pearson
4733785 March 29, 1988 Turner, Jr. et al.
5078286 January 7, 1992 Hashimoto
Patent History
Patent number: D331348
Type: Grant
Filed: Feb 8, 1991
Date of Patent: Dec 1, 1992
Inventor: Chin K. Park (San Francisco, CA)
Primary Examiner: Bernard Ansher
Assistant Examiner: Dominic Simone
Attorney: Chin K. Park
Application Number: 7/652,766
Classifications
Current U.S. Class: D/9434; D/73002; D/9499