Cutting blade sleeve

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

FIG. 1 is a perspective view of the cutting blade sleeve showing the new design;

FIG. 2 is a top plan view thereof; and,

FIG. 3 is a bottom plan view thereof.

The small dashed broken lines represent perforations and the large broken line showing of a cutting blade is included for the purpose of illustrating environmental structure and forms no part of the claimed design.

Claims

I claim the ornamental design for a cutting blade sleeve, as shown and described.

Referenced Cited
U.S. Patent Documents
1489379 April 1924 Zeller
D138754 September 1944 Salfisberg
2950004 August 1960 Acomb
3035691 May 1962 Kai et al.
3047139 July 1962 Jacoff
3740237 June 1973 Grindrod et al.
4206844 June 10, 1980 Thukamoto et al.
4279344 July 21, 1981 Holloway, Jr.
4433783 February 28, 1984 Dickinson
4828108 May 9, 1989 Roth et al.
D310641 September 18, 1990 Miller et al.
D355593 February 21, 1995 Bell
5447231 September 5, 1995 Kastenhofer
5472093 December 5, 1995 Nugent et al.
5692610 December 2, 1997 Porteous
D390457 February 10, 1998 Hoska et al.
5819931 October 13, 1998 Boucher et al.
5996780 December 7, 1999 Gurrera
6070723 June 6, 2000 Lewis
6161687 December 19, 2000 Hacikyan
6227359 May 8, 2001 Truluck
6422753 July 23, 2002 Thomas
6568533 May 27, 2003 Tanaka et al.
D490302 May 25, 2004 Nakatani
20030089625 May 15, 2003 Moodie
Other references
  • Townsend Engineering Company, “no load blade”. Date: Apr. 28. 1999.
Patent History
Patent number: D581807
Type: Grant
Filed: Jan 23, 2006
Date of Patent: Dec 2, 2008
Assignee: Stork Townsend Inc. (Des Moines, IA)
Inventors: Nathan J. Abbas (Pleasant Hill, IA), Matthew A. Bergman (Des Moines, IA), William J. Wonderlich (Runnells, IA)
Primary Examiner: Stella M. Reid
Assistant Examiner: Mark A Goodwin
Application Number: 29/252,435
Classifications
Current U.S. Class: D9/707; D9/720; D9/756