TREA

Filter cartridge for an upright vacuum cleaner

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Information

  • Patent Grant
  • D406421
  • Patent Number
    D406,421
  • Date Filed
    Friday, January 10, 1997
    28 years ago
  • Date Issued
    Tuesday, March 2, 1999
    26 years ago
  • US Classifications
    Field of Search
    • US
    • D32 18
    • D32 22
    • D32 31-34
    • 015 320-322
    • 015 323
    • 015 329
    • 015 335
    • 015 344
    • 015 347
    • 015 350
    • 015 352
    • 015 353
    • 015 361
    • 015 410
    • 015 412
    • 055 410
    • 055 473
    • 055 276
    • 055 400
    • 055 429
  • International Classifications
    • 1505
    • Term of Grant
      14Years
Information
Abstract
Description
Claims
  • The ornamental design for a filter cartridge for an upright vacuum cleaner, as shown and described.
US Referenced Citations (17)
Number Name Date Kind
D389963 Scanlon et al. Jan 1998
2183737 Bilde Dec 1939
3344588 Szabo Oct 1967
3353338 Nilsson Nov 1967
3466696 Grellsson Sep 1969
3614860 Grellsson Oct 1971
4406678 Neugart Sep 1983
4514200 Sumeran et al. Apr 1985
4547208 Oace Oct 1985
4709443 Bigley Dec 1987
4805521 Eckebring et al. Feb 1989
4885013 Ahf et al. Dec 1989
4960446 Werner et al. Oct 1990
4970753 Herron, Jr. Nov 1990
5141540 Helmus Aug 1992
5259854 Newman Nov 1993
5603741 Frey Feb 1997