Patent
   D520034
Priority
Nov 17 2004
Filed
Nov 17 2004
Issued
May 02 2006
Expiry
May 02 2020
Assg.orig
Entity
unknown
0
6
n/a
The ornamental design for a cavity ring for a disc-molding die, as shown and described.

FIG. 1 is a perspective view of a cavity ring for a disc-molding die;

FIG. 2 is a front view thereof, a rear view, a right side view, and a left side view being the same as the front view;

FIG. 3 is a top plan view thereof; and,

FIG. 4 is a bottom view thereof.

Sakamoto, Yasuyoshi, Hiki, Katsuyuki

Patent Priority Assignee Title
Patent Priority Assignee Title
3170414,
3942755, Oct 09 1974 Pioneer Plastic Containers Limited Moulds for use on injection moulding machines
4071360, Jan 19 1976 Borg-Warner Automotive Transmission & Engine Components Corporation Method of forming a friction disc member
4648915, Apr 19 1982 Matsushita Electric Industrial Company, Ltd. Permanent Mn-Al-C alloy magnets
4792297, Sep 28 1987 Injection molding apparatus
6299430, Dec 17 1998 BANK OF MONTREAL, AS THE SUCCESSOR COLLATERAL AGENT Cooling medium injection for pellet mill rollers
///
Executed onAssignorAssigneeConveyanceFrameReelDoc
Nov 09 2004SAKAMOTO, YASUYOSHISEIKOH GIKEN CO , LTD ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0160460298 pdf
Nov 09 2004HIKI, KATSUYUKISEIKOH GIKEN CO , LTD ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0160460298 pdf
Nov 17 2004Seikoh Giken Co., Ltd.(assignment on the face of the patent)
n/a
Date Maintenance Fee Events


n/a
Date Maintenance Schedule