Vacuum tankard

Description

FIG. 1 is a front elevational view of a vacuum tankard showing my new design;

FIG. 2 is a right side elevational view thereof, the side opposite is a mirror image thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a top plan view thereof; and

FIG. 5 is a bottom plan view thereof.

Referenced Cited
U.S. Patent Documents
D36926 May 1904 Aronson
D90022 May 1933 Florman
946937 January 1910 Dowd
1291284 January 1919 Valent
3769899 November 1973 Kostko
Foreign Patent Documents
18580 1891 GBX
Other references
  • Abitare 200, Dec. 1981, p. 97, bottom l. panel, "Thermos Flasks", by Sam Bonet-covered in steel on outside.
Patent History
Patent number: D301425
Type: Grant
Filed: Sep 24, 1986
Date of Patent: Jun 6, 1989
Inventor: Bjorn O. H. Persson (S-182 64 Djursholm)
Primary Examiner: Winifred E. Herrmann
Law Firm: Young & Thompson
Application Number: 6/910,841
Classifications
Current U.S. Class: D 7/9; D 7/40; D 7/77