PTO Wrapper PDF
Dossier Espace Google
Patent
   D450556
Priority
Jul 17 2000
Filed
Jan 17 2001
Issued
Nov 20 2001
Expiry
Nov 20 2015
Inventors
Biller, Sv…
Assg.orig
Iggesund T…
Assg.curr
Iggesund T…
Entity
unknown
Referenced by
10
References
9
Maint.:
n/a
The ornamental design for a chipper knife, as shown and described.

FIG. 1 is a top perspective view of the chipper knife of the present invention;

FIG. 2 is an end view of the chipper knife; and,

FIG. 3 is a bottom perspective view of the chipper knife.
INVENTORS:

Biller, Sven-Olov, Granstrom, Olov, Engnell, Mats

THIS PATENT IS REFERENCED BY THESE PATENTS:
Patent Priority Assignee Title
7134622, Jul 17 2000 Iggesund Tools AB Chipper knife and holder therefor
D506663, Jan 14 2003 Iggesund Tools AG Multi-application wood working knife
D569566, Nov 26 2007 Ergonomically optimized squeegee
D612118, Jun 29 2009 Flat squeegee
D679157, Jun 25 2010 Samvaz SA Cutting tool
D772316, Apr 01 2015 Zenith Cutter, Inc.; ZENITH CUTTER, INC Knife assembly
D772317, Apr 01 2015 Zenith Cutter, Inc.; ZENITH CUTTER, INC Knife insert
D797370, May 12 2016 BBK TOBACCO & FOODS, LLP Combined scoop and holder for rolling paper or cone
D836872, May 26 2016 SHARKNINJA OPERATING LLC Mop body
D910721, Jun 28 2019 Reversable dual edge bed knife for cylinder mowers
THIS PATENT REFERENCES THESE PATENTS:
Patent Priority Assignee Title
4545413, Dec 12 1979 Aktiebolaget Iggesunds Bruk Device for use in wood chippers
4694995, Apr 21 1982 IGGESUND TOOLS, INC Device in connection with choppers
4969605, Apr 20 1989 Eclectic Machine Systems, Inc. Disposable, double-edged knives in granulator machines
5133394, Nov 17 1989 PETER FREY CONSULTING Quick-clamping device operated by centrifugal force, for planing blades
5348065, Sep 25 1991 Iggesund Tools AB Cutter blade arrangement
D258659, Jul 01 1977 Pitea Maskin-Industri Nystrom & Larsson AB Cutting element for a wood chipping machine
29185,
D370611, Jun 29 1994 Iggesund Tools AB Knife
WO9600639,
ASSIGNMENT RECORDS    Assignment records on the USPTO
////
Executed onAssignorAssigneeConveyanceFrameReelDoc
Jan 09 2001BILLER, SVEN-OLOVIggesund Tools ABASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0114800338 pdf
Jan 09 2001GRANSTROM, OLOVIggesund Tools ABASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0114800338 pdf
Jan 09 2001ENGNELL, MATSIggesund Tools ABASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0114800338 pdf
Jan 17 2001Iggesund Tools AB(assignment on the face of the patent)
MAINTENANCE FEES AND DATES:    Maintenance records on the USPTO
n/a
Date Maintenance Fee Events


n/a
Date Maintenance Schedule