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Patent
   D418712
Priority
Apr 01 1998
Filed
Oct 01 1998
Issued
Jan 11 2000
Expiry
Jan 11 2014
Inventors
Grabsch, J…
Assg.orig
Airlux AG
Assg.curr
Airlux AG
Entity
unknown
Referenced by
2
References
4
Maint.:
n/a
The ornamental design for mattress, as shown and described.

FIG. 1 is a top, front and left side perspective view of mattress embodying my new design, the rear and right side not shown being identical to the front and left;

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

FIG. 3 is a bottom plan view thereof.
INVENTORS:

Grabsch, Joachim

THIS PATENT IS REFERENCED BY THESE PATENTS:
Patent Priority Assignee Title
D451197, Mar 23 2001 Therapeutic cushion
D852543, Mar 28 2019 Inflatable mattress with bumper
THIS PATENT REFERENCES THESE PATENTS:
Patent Priority Assignee Title
1687580,
188484,
D341983, Aug 19 1992 Inflatable cushion
D356918, Mar 25 1994 Bemco Associates, Incorporated Top and bottom surface unit of a mattress
ASSIGNMENT RECORDS    Assignment records on the USPTO
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Oct 01 1998Airlux AG(assignment on the face of the patent)
Mar 09 1999GRABSCH, JOACHIMAirlux AGASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0102620277 pdf
MAINTENANCE FEES AND DATES:    Maintenance records on the USPTO
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