Patent
   D317966
Priority
Aug 15 1988
Filed
Aug 15 1988
Issued
Jul 02 1991
Expiry
Jul 02 2005
Assg.orig
Entity
unknown
6
6
n/a
The ornamental design for an aquarium filter, as shown.

FIG. 1 is a perspective view of an aquarium filter showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a left side elevational view thereof;

FIG. 4 is a right side elevational view thereof;

FIG. 5 is a rear elevational view thereof;

FIG. 6 is a top plan view thereof;

FIG. 7 is an exploded perspective view thereof.

Willinger, Allan H.

Patent Priority Assignee Title
D460996, Mar 01 2001 TETRA HOLDING US , INC Aquarium filter
D462739, Mar 01 2001 TETRA HOLDING US , INC Aquarium filter
D473282, Jul 18 2002 Aquarium filter pump
D494251, Mar 01 2001 UNITED PET GROUP, INC Aquarium filter
D571891, May 10 2006 ALL-GLASS AQUARIUM CO , INC Aquarium filter assembly
D942584, Mar 03 2021 SHENZHEN MAGO TRADING CO , LTD Portable aquarium filter
Patent Priority Assignee Title
4842727, Dec 29 1987 TETRA HOLDING US , INC Aquarium filter
205582,
220486,
222619,
D291720, Mar 11 1985 Willinger Bros. Inc. Aquarium filter pump
D294172, Jul 09 1986 Willinger Bros. Inc. Aquarium power filter
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Aug 10 1988WILLINGER, ALLAN H WILLINGER BROS, INC , WRIGHT WAY, OAKLAND, NJ 07436ASSIGNMENT OF ASSIGNORS INTEREST 0049370276 pdf
Aug 15 1988Willinger Bros., Inc.(assignment on the face of the patent)
Dec 17 2002WILLINGER BROS INCROYAL BANK OF SCOTLAND PLC , FRANKFURT BRANCH, AS ADMINISTRATIVE AGENTSECURITY AGREEEMENT0138870143 pdf
Dec 17 2002WILLINGER BROS , INC ROYAL BANK OF SCOTLAND PLC, FRANKFURT BRANCH, AS ADMINISTRATIVE AGENT, THESECURITY INTEREST SEE DOCUMENT FOR DETAILS 0140900876 pdf
Sep 08 2004Royal Bank of Scotland PLCWILLINGER BROS, INC ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0153020516 pdf
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