Retractable blade knife

- Sanrio Company, Ltd.

Latest Sanrio Company, Ltd. Patents:

Description

FIG. 1 is a side elevational view of the retractable blade knife showing my new design with the blade extended;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view of the retractable blade knife showing my new design with the blade in the retracted position;

FIG. 4 is a side elevational view thereof;

FIG. 5 is an opposite side elevational view thereof;

FIG. 6 is a front elevational view thereof;

FIG. 7 is a cross-sectional view thereof taken along the line 7--7 in FIG. 5;

FIG. 8 is a top plan view thereof;

FIG. 9 is a bottom plan view thereof.

Referenced Cited
U.S. Patent Documents
D155087 September 1949 Gordenier
D264803 June 8, 1982 Machida
460658 October 1891 Pickering
2474609 June 1949 Wolf
Foreign Patent Documents
1522454 August 1978 GBX
Other references
  • Hong Kong Enterprise, Apr. 1983, p. 196; retractable blade cutters on left side of page.
Patent History
Patent number: D305609
Type: Grant
Filed: Jul 7, 1987
Date of Patent: Jan 23, 1990
Assignee: Sanrio Company, Ltd. (Tokyo)
Inventor: Shintaro Tsuji (Tokyo)
Primary Examiner: Nelson C. Holtje
Assistant Examiner: Clare E. Heflin
Law Firm: Owen, Wickersham & Erickson
Application Number: 7/70,513
Classifications
Current U.S. Class: D 8/99