TREA

Two-piece welding helmet

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Information

  • Patent Grant
  • D431328
  • Patent Number
    D431,328
  • Date Filed
    Friday, April 9, 1999
    25 years ago
  • Date Issued
    Tuesday, September 26, 2000
    24 years ago
  • US Classifications
    Field of Search
    • US
    • D29 102-107
    • D29 109-110
    • D29 108
    • D29 122
    • D02 865-866
    • D02 869
    • D02 871
    • D02 872
    • D02 875
    • D02 876
    • D02 879
    • D02 882
    • D02 881
    • 002 411-412
    • 002 414-415
    • 002 421
    • 002 423-425
    • 002 7
    • 002 9
    • 002 8
    • 002 12
    • 002 15
    • 002 427-430
  • International Classifications
    • 2902
    • Term of Grant
      14Years
Information
Abstract
Description
Claims
  • The ornamental design for a two-piece welding helmet, as shown and described.
US Referenced Citations (13)
Number Name Date Kind
D226251 Raschke Feb 1973
D267207 Hilton Dec 1982
D296832 Bachik Jul 1988
D308266 Van Wyk May 1990
D310276 Fuerthbauer et al. Aug 1990
D310432 Boochard Sep 1990
D365666 Gumpp Dec 1995
D393933 Huh Apr 1998
D394732 Huh May 1998
3026525 Gyorfy Mar 1962
4863244 Fuerthbauer et al. Sep 1989
4989598 Berg et al. Feb 1991
5857215 Fergason et al. Jan 1999
Non-Patent Literature Citations (2)
Entry
Quality Jackson Products brochure assorted helmets, p. 3, from D29/102 patent shoe, Nov. 1965.
"The Complete Speedglas.RTM. Catalog", Hornell Speedglas Inc., specifically p. 5, 1999.