TREA

Box filter

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Information

  • Patent Grant
  • D373637
  • Patent Number
    D373,637
  • Date Filed
    Monday, May 8, 1995
    29 years ago
  • Date Issued
    Tuesday, September 10, 1996
    27 years ago
  • US Classifications
    Field of Search
    • US
    • D24 162
    • D23 209
    • 210 445
    • 210 446
    • 210 451
    • 210 4932
    • 210 4933
    • 210 769
    • 210 770
    • 055 497
    • 055 521
    • 055 514
    • 055 DIG 31
    • 128 20512
    • 128 20517
    • 128 20527
    • Term of Grant
      14Years
Information
Abstract
Description
Claims
  • The ornamental design for a box filter, as shown and described.
US Referenced Citations (13)
Number Name Date Kind
D234721 Rosenberg Apr 1975
D235035 Rosenberg Apr 1975
D238456 Mouwen Jan 1976
D247252 Rosenberg Feb 1978
D260175 Hein et al. Aug 1981
D267117 Rosenberg Nov 1982
D357737 Spearman Apr 1995
3765536 Rosenberg Oct 1973
3815754 Rosenberg Jun 1974
4014797 Raines et al. Mar 1977
4187182 Rosenberg Feb 1980
5195527 Hicks Mar 1993
5376270 Spearman Dec 1994