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Patent
   D269453
Priority
Dec 19 1979
Filed
Jun 19 1980
Issued
Jun 21 1983
Expiry
Jun 21 1997
Inventors
Riepe, Wal…
Assg.orig
Tetra Werk…
Assg.curr
TETRA WERK…
Entity
unknown
Referenced by
0
References
9
Maint.:
n/a
The ornamental design for a garden pond filter, substantially as shown and described.

The single FIGURE is a perspective view of a garden pond filter showing my new design.
INVENTORS:

Riepe, Waldemar

THIS PATENT IS REFERENCED BY THESE PATENTS:
Patent Priority Assignee Title
THIS PATENT REFERENCES THESE PATENTS:
Patent Priority Assignee Title
4144841, Sep 15 1975 Syntex (U.S.A.) Inc. Aeration and filtration apparatus
4206054, Oct 27 1978 Pyramidic aquarium filter-aerator
4216090, Aug 14 1978 Under gravel aquarium filter
204661,
208137,
239173,
240927,
241936,
D255480, Aug 22 1977 Purex Corporation, Ltd. Pump basket strainer
ASSIGNMENT RECORDS    Assignment records on the USPTO
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Jun 19 1980Tetra Werke Dr. rer. nat. Ulrich Baensch GmbH(assignment on the face of the patent)
Jan 30 1983RIEPE, WALDEMARTETRA WERKE DR RER NAT ULRICH BAENSCH GMBH ASSIGNMENT OF ASSIGNORS INTEREST 0040940924 pdf
MAINTENANCE FEES AND DATES:    Maintenance records on the USPTO
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