Patent
   D323706
Priority
Sep 23 1988
Filed
Sep 23 1988
Issued
Feb 04 1992
Expiry
Feb 04 2006
Assg.orig
Entity
unknown
1
3
n/a
The ornamental design for a chemical medium filter cartridge, as shown.

FIG. 1 is a side elevation view of a chemical medium filter cartridge showing my new design;

FIG. 2 is a bottom plan view thereof; and

FIG. 3 is a top plan view thereof.

Sexton, John M.

Patent Priority Assignee Title
D708346, Sep 18 2013 LMI IP, LLC Laminar flow swim spa jet
Patent Priority Assignee Title
2865138,
DE947518,
JP216888,
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Sep 23 1988Pressure Systems, Inc.(assignment on the face of the patent)
Oct 13 1989SEXTON, JOHN M PRESSURE SYSTEMS, INC , D B A EAGLE AIR SYSTEMSASSIGNMENT OF ASSIGNORS INTEREST 0051810267 pdf
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