Letter-opener

Description

FIG. 1 is a perspective view of a letter-opener showing my new design;

FIG. 2 is a side elevational view thereof, the other side being a mirror copy of this side;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a rear elevational view thereof;

FIG. 6 is a cross-sectional view thereof according to line VI--VI of FIG. 2; and,

FIG. 7 is a cross-sectional view thereof according to line VII--VII of FIG. 2.

Referenced Cited
U.S. Patent Documents
40163 October 1863 Fitch
D175170 July 1955 Johnson
D240190 June 1976 Cleveland
D256883 September 16, 1980 Wharmby
D306394 March 6, 1990 Koenig
1553449 September 1925 Kennedy
2439639 April 1948 Tilly
2535555 December 1950 Tilly
2599439 June 1952 Drake
2610399 September 1952 Adams
3009248 November 1961 Tilly
3028670 April 1962 Tilly
3290780 December 1966 Oehlert
Other references
  • Copy of products available in the market in the Montreal's area, item Nos. 1, 2 and 3, before Dec. 17, 1990.
Patent History
Patent number: D329368
Type: Grant
Filed: Dec 17, 1990
Date of Patent: Sep 15, 1992
Inventor: Sylvain Desrochers (Mont Royal, Quebec)
Primary Examiner: Bernard Ansher
Assistant Examiner: R. Barkai
Law Firm: Robic
Application Number: 7/628,673
Classifications
Current U.S. Class: D/8102