Aquarium filter

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Description

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

FIG. 2 is a front elevational view thereof;

FIG. 3 is a left side elevational view thereof;

FIG. 4 is a right side elevational view thereof;

FIG. 5 is a bottom plan view thereof; and

FIG. 6 is an exploded perspective view thereof.

Referenced Cited
U.S. Patent Documents
D179692 February 1957 Malis
D183884 November 1958 Halpert
D184842 April 1959 Willinger
D189958 March 1961 Arak
D206929 February 1967 Axelrod
D208137 July 1967 Gare
D210122 February 1968 Kelley et al.
D216259 December 1969 Sesholtz
2769779 November 1956 Vansteenkiste et al.
2877898 March 1959 Lacey
3119774 January 1964 Arak
3321081 May 1967 Willinger
3529574 September 1970 Kelley
4035298 July 12, 1977 Cloke et al.
4077877 March 7, 1978 Orensten et al.
4206054 June 3, 1980 Moore et al.
4312752 January 26, 1982 Malik
Patent History
Patent number: D268607
Type: Grant
Filed: Dec 1, 1980
Date of Patent: Apr 12, 1983
Inventor: Richard J. Malik (Erie, MI)
Primary Examiner: James R. Largen
Law Firm: Wilson, Fraser, Barker & Clemens
Application Number: 6/211,515
Classifications
Current U.S. Class: D23/4
International Classification: D2301;