Over-reamer drilling tool for pilot bit
Latest The William J. Brady Loving Trust Patents:
Description
FIG. 1 is a fragmentary perspective view of an over-reamer drilling tool illustrating the invention,
FIG. 2 is a side elevational view of the over-reamer drilling tool of FIG. 1, and showing a pilot bit in phantom for environmental purposes,
FIG. 3 is a top plan view of the over-reamer tool of FIG. 1, and showing a pilot bit in phantom for environmental purposes; and,
FIG. 4 is a side elevational view, as rotated 90° from the FIG. 2 view, and showing a phantom pilot bit in an exploded position for illustration purposes.
Claims
The ornamental design for an over-reamer drilling tool for pilot bit, as shown and described.
Referenced Cited
U.S. Patent Documents
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4535853 | August 20, 1985 | Ippolito et al. |
4572307 | February 25, 1986 | Tunell |
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4711312 | December 8, 1987 | Leibee et al. |
4852671 | August 1, 1989 | Southland |
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5400861 | March 28, 1995 | Sheirer |
5429199 | July 4, 1995 | Sheirer et al. |
5456329 | October 10, 1995 | Dennis et al. |
5458210 | October 17, 1995 | Sollami |
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D424579 | May 9, 2000 | Brady |
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6427782 | August 6, 2002 | Brady |
Patent History
Patent number: D483042
Type: Grant
Filed: Mar 4, 2003
Date of Patent: Dec 2, 2003
Assignee: The William J. Brady Loving Trust (Creve Coeur, MO)
Inventor: William J. Brady (Creve Coeur, MO)
Primary Examiner: Mitchell Siegel
Attorney, Agent or Law Firm: Senniger, Powers, Leavitt & Roedel
Application Number: 29/177,084
Type: Grant
Filed: Mar 4, 2003
Date of Patent: Dec 2, 2003
Assignee: The William J. Brady Loving Trust (Creve Coeur, MO)
Inventor: William J. Brady (Creve Coeur, MO)
Primary Examiner: Mitchell Siegel
Attorney, Agent or Law Firm: Senniger, Powers, Leavitt & Roedel
Application Number: 29/177,084
Classifications
Current U.S. Class:
Drilling, Mining, Or Soil Treatment (includes Element) (D15/21)
International Classification: 1503;
International Classification: 1503;