Aquarium filter

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Information

Patent Grant
D280658

References
Source

Patent Number
D280,658
Date Filed
Friday, May 6, 1983
43 years ago
Date Issued
Tuesday, September 17, 1985
40 years ago

Inventors
- Allan H. Willinger
Original Assignees
- Willinger Bros., Inc.
Examiners
- Largen; James R.
Agents
- Friedman; Abraham

US Classifications
- D23 - Environmental heating and cooling
Field of Search
- US
- D23 3
- D23 4
- D30 12
- 210 169
- Term of Grant
  14Years

Information

Abstract

Description

Claims

The ornamental design for an aquarium filter, substantially as shown and described.

US Referenced Citations (12)

Number	Name	Date	Kind
D174482	Willinger	Apr 1955
D190273	Stark	May 1961
D213555	Willinger	Mar 1969
D246724	Willinger	Dec 1977
D246793	Goldman et al.	Dec 1977
D248965	Willinger	Aug 1978
3477580	Willinger	Nov 1969
3630367	Willinger	Dec 1971
3746168	Willinger et al.	Jul 1973
3746169	Willinger et al.	Jul 1973
3891555	Bennett et al.	Jun 1975
4186093	Willinger	Jan 1980