Patent
   D471208
Priority
Jun 16 2000
Filed
Dec 18 2000
Issued
Mar 04 2003
Expiry
Mar 04 2017
Assg.orig
Entity
unknown
5
6
n/a
The ornamental design for a vacuum pump rotor, as shown and described.

FIG. 1 is a top plan view of a vacuum pump rotor showing my new design;

FIG. 2 is a front view thereof (rear view is the same as the front view);

FIG. 3 is a right side view thereof (left side view is the same as the right side view);

FIG. 4 is a bottom view thereof; and,

FIG. 5 is a cross-sectional view taken along the line 5--5 of FIG. 2.

Iwane, Matsumi

Patent Priority Assignee Title
D494192, Dec 24 2002 PANASONIC ELECTRIC WORKS CO , LTD Turbine for a pump
D507578, Dec 24 2002 PANASONIC ELECTRIC WORKS CO , LTD Turbine for a pump
D554150, Feb 14 2007 MOTION PRODUCTS, INC Supercharger impeller
D732656, Jul 25 2013 AsusTek Computer Inc. Fan blade
D744085, Jul 25 2013 AsusTek Computer Inc. Fan blade
Patent Priority Assignee Title
D258588, Mar 22 1978 Impeller for centrifugal pumps or similar article
D258589, Mar 22 1978 Impeller for centrifugal pumps or similar article
D264675, Mar 13 1979 Kioritz Corporation Blade for power scythe
D268112, Nov 10 1979 Impeller for centrifugal pumps or similar article
D353600, Sep 07 1993 Fluid compressed hydraulic rotor
D443281, Jul 21 1998 ITT Manufacturing Enterprises, Inc Impeller for a pump
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Dec 18 2000Kashiyama Kougyou Industry Co., Ltd.(assignment on the face of the patent)
Feb 13 2001IWANE, MATSUMIKASHIYAMA KOUGYOU INDUSTRY CO , LTD ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0115610886 pdf
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