TREA

Filter mask

Follow

Information

  • Patent Grant
  • D414862
  • Patent Number
    D414,862
  • Date Filed
    Wednesday, September 3, 1997
    27 years ago
  • Date Issued
    Tuesday, October 5, 1999
    24 years ago
  • US Classifications
    Field of Search
    • US
    • D24 1101
    • 128 20619
    • 128 20612
    • 128 20613
    • 128 20615
    • 128 20712
    • 128 20512
  • International Classifications
    • 2902
    • Term of Grant
      14Years
Information
Abstract
Description
Claims
  • The ornamental design for a filter mask, as shown.
US Referenced Citations (3)
Number Name Date Kind
1292095 Schwartz Jan 1919
4195629 Halford Apr 1980
5701892 Bledstein Dec 1997