Vacuum flask

Information

  • Patent Grant
  • D420545
  • Patent Number
    D420,545
  • Date Filed
    Monday, November 23, 1998
    26 years ago
  • Date Issued
    Tuesday, February 15, 2000
    25 years ago
Abstract
Description
Claims
  • The ornamental design for vacuum flask, as shown and described.
US Referenced Citations (11)
Number Name Date Kind
D157795 Schwarz Mar 1950
D201839 Erkers Aug 1965
D213577 Douglas Mar 1969
D217734 Abramson Jun 1970
D232411 Douglas et al. Aug 1974
D308459 Balzano Jun 1990
D331861 Minuti Dec 1992
D343983 Tardif Feb 1994
D402154 Joergensen Dec 1998
2718338 Cicero Sep 1955
4813368 Hutter, III et al. Mar 1989