TREA

Aquarium filter

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Information

  • Patent Grant
  • D317966
  • Patent Number
    D317,966
  • Date Filed
    Monday, August 15, 1988
    37 years ago
  • Date Issued
    Tuesday, July 2, 1991
    34 years ago
  • US Classifications
    Field of Search
    • US
    • D23 200
    • D23 207-210
    • D23 316
    • D30 101
    • D30 106
    • 210 169
    • 210 301
    • 210 3231
    • 210 4162
    • 210 4163
    • 210 470
    • Term of Grant
      14Years
Information
Abstract
Description
Claims
  • The ornamental design for an aquarium filter, as shown.
US Referenced Citations (6)
Number Name Date Kind
D205582 Willinger Aug 1966
D220486 Sesholtz Apr 1971
D222619 Lovitz Nov 1971
D291720 Willinger et al. Sep 1987
D294172 Willinger Feb 1988
4842727 Willinger et al. Jun 1989