TREA

Drill bit finger

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Information

  • Patent Grant
  • D384962
  • Patent Number
    D384,962
  • Date Filed
    Wednesday, June 7, 1995
    29 years ago
  • Date Issued
    Tuesday, October 14, 1997
    27 years ago
  • US Classifications
    Field of Search
    • US
    • D15 138
    • D15 139
    • 175 46
    • 175 52
    • 175 171
    • 175 372
    • 175 382-385
    • 175 426-433
  • International Classifications
    • 1509
    • Term of Grant
      14Years
Information
Abstract
Description
Claims
  • The ornamental design for a drill bit finger, as shown and described.
Priority Claims (1)
Number Date Country Kind
4096/94 Dec 1994 AUX
US Referenced Citations (15)
Number Name Date Kind
D220920 Cochran Jun 1971
2068704 Powell Jan 1937
2345699 Camp Apr 1944
2358466 Miller Sep 1944
2640546 Baker Jun 1953
2842343 Church et al. Jul 1958
3437159 Link et al. Apr 1969
3603411 Link Sep 1971
3603413 Grill et al. Sep 1971
3692126 Rushing et al. Sep 1972
3955633 Bowles May 1976
4281722 Tucker et al. Aug 1981
4497382 Nenkov Feb 1985
4770253 Hallissy et al. Sep 1988
4828023 Leggett May 1989
Foreign Referenced Citations (2)
Number Date Country
788637 Jan 1958 GBX
2181764 Apr 1987 GBX
Non-Patent Literature Citations (1)
Entry
PCT/SU89/00123; Feb. 1990; Grigorievich.