Downhold cutter blade

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Information

Patent Grant
D374019

References
Source

Patent Number
D374,019
Date Filed
Thursday, June 16, 1994
31 years ago
Date Issued
Tuesday, September 24, 1996
29 years ago

Inventors
- Charles D. Hailey
Examiners
- Hyder; Philip S.
Agents
- Dougherty, Hessin, Beavers & Gilbert

US Classifications
- D15 - Machines not elsewhere specified
Field of Search
- US
- D08 98
- D08 20
- D15 138
- D15 139
- 030 103
- 030 104
- 030 105
- 030 106
- Term of Grant
  14Years

Information

Abstract

Description

Claims

The ornamental design for a downhole cutter blade, as shown and described.

US Referenced Citations (4)

Number	Name	Date	Kind
RE29803	Breese	Oct 1978
3911574	Jones	Oct 1975
4177559	Anderson	Dec 1979
5071292	Satran	Dec 1991