Air treatment device

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Filing Information

  • Patent Number: USD447551
  • Application Number: US29115146
  • Filing date: 12/09/1999
  • Issue date: 09/04/2001
  • Predicted expiration date: 09/04/2015
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  • U.S. Classifications: D23/366  ·
  • International Classifications: --
  • International Classifications: D23366-369 · 422297 · 422 5 · 392390 · 239 54 · 239 55 · 239 56 · 239515 ·
  • Foreign Priority: GB2083993 - 06/09/1999 ·
  • View document at: (opens new window):
    USPTO  ·  PAIR  ·  esp@cenet  ·  Patent Family
    * Related patent documents may or may not exist on these sites
1 Claims, 6 Drawings


References Cited

U.S. Patent Documents

Document NumberAssigneesInventorsIssue/Pub Date
US4802626* Hunter's Specialties, Inc. Forbes et al. Feb 1989

Foreign Patent Documents

Document NumberAssigneesInventorsIssue/Pub Date
D.354344*Fritz et al.Jan 1995
* cited by examiner

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Independent Claims | See all claims (1)

  1. The ornamental design for an air treatment device, as shown, and described.