Butter knife

Skip to: Description  ·  References Cited  · Patent History  ·  Patent History
Description

FIG. 1 is a right and top perspective view of a butter knife showing my new design; and,

FIG. 2 is a right side elevational view, the left side elevational view being a mirror image.

Referenced Cited
U.S. Patent Documents
D240790 August 1976 Daenen
D262684 January 19, 1982 Daenen
D304797 November 28, 1989 Perkins
D318600 July 30, 1991 Lillelund et al.
Other references
  • Deutsche Goldschmiede--Zeitung; Sep. 1962; p. 637, Knife bottom right of page.
Patent History
Patent number: D331686
Type: Grant
Filed: Apr 10, 1990
Date of Patent: Dec 15, 1992
Inventor: Bjorn Persson (S-11426 Stockholm)
Primary Examiner: Carmen H. Vales-Lado
Assistant Examiner: Caron D. Veynar
Law Firm: Young & Thompson
Application Number: 7/507,187
Classifications
Current U.S. Class: D/7649; D/7688