Patent
   D531119
Priority
Dec 01 2003
Filed
Jun 01 2004
Issued
Oct 31 2006
Expiry
Oct 31 2020
Assg.orig
Entity
unknown
0
6
n/a
The ornamental design for a vacuum generator, as shown.

FIG. 1 is a top, front and left-side perspective view of a vacuum generator showing our new design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a right side view thereof; and,

FIG. 7 is a left side view thereof.

The claim has been shown broken away for ease of illustration to show indeterminate length.

Nagai, Shigekazu, Ito, Yoshiharu, Shirai, Yosuke

Patent Priority Assignee Title
Patent Priority Assignee Title
5683227, Mar 31 1993 SMC Corporation Multistage ejector assembly
6155796, Apr 18 1998 J SCHMALZ GMBH Ejector for generating negative pressure
6416295, Sep 03 1999 SMC Kabushiki Kaisha Vacuum-generating unit
20030072653,
194490,
JP1099463,
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Executed onAssignorAssigneeConveyanceFrameReelDoc
May 27 2004ITO, YOSHIHARUSMC Kabushiki KaishaASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0150050986 pdf
May 27 2004TOYAMA, TAKASHISMC Kabushiki KaishaASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0150050986 pdf
May 27 2004SHIRAI, YOSUKESMC Kabushiki KaishaASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0151380573 pdf
May 28 2004NAGAI, SHIGEKAZUSMC Kabushiki KaishaASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0150050986 pdf
Jun 01 2004SMC Kabushiki Kaisha(assignment on the face of the patent)
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