Aquarium filter cartridge

- Penn Plax Plastics, Inc.
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Description

FIG. 1 is a front elevational view of an aquarium filter cartridge showing our new design;

FIG. 2 is a side elevational view thereof, the opposite side being a mirror image,

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom plan view thereof.

Referenced Cited
U.S. Patent Documents
D218685 September 1970 Lovitz
D246724 December 20, 1977 Willinger
D282767 February 25, 1986 Shofner
3863237 January 1975 Doerr
4421644 December 20, 1983 Gedye
Patent History
Patent number: D291825
Type: Grant
Filed: Dec 21, 1984
Date of Patent: Sep 8, 1987
Assignee: Penn Plax Plastics, Inc. (Garden City, NY)
Inventors: Jerome Goldman (New York, NY), Marvin Goldman (Great Neck, NY), Gerald Phillips (Glen Cove, NY)
Primary Examiner: Wallace R. Burke
Assistant Examiner: Brian N. Vinson
Attorney: R. Scott Goldman
Application Number: 6/685,140
Classifications
Current U.S. Class: D23/4