Cup baffle

Description

FIG. 1 is a perspective view of the drinking cup baffle showing my new design;

FIG. 2 is a top view thereof;

FIG. 3 is a side elevational view thereof;

FIG. 4 is a bottom view thereof;

FIG. 5 is a cross-sectional view thereof shown positioned on the vacuum bottle; and,

FIG. 6 is a cross-sectional view thereof shown in the cup.

The vacuum bottle and cup are shown in broken lines for illustrative purposes only.

Referenced Cited
U.S. Patent Documents
862570 August 1907 MacDonald
2258524 November 1938 Vigurs
2527813 August 1946 Hansen
3123258 March 1964 Schiltz
3180516 April 1965 Goldschmidt
3379338 April 1968 Marks et al.
3400855 September 1968 Alexander
4130215 December 19, 1978 Corey et al.
Foreign Patent Documents
502009 April 1939 GBX
Patent History
Patent number: D337481
Type: Grant
Filed: Mar 11, 1991
Date of Patent: Jul 20, 1993
Inventor: Roy R. Stromberg (West Jordan, UT)
Primary Examiner: Terry A. Pfeffer
Law Firm: Trask, Britt & Rossa
Application Number: 7/667,082
Classifications
Current U.S. Class: D/73962; D/7667