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Patent
D700922
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Priority
Aug 26 2013
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Filed
Aug 26 2013
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Issued
Mar 11 2014
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Expiry
Mar 11 2028
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Assg.orig
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Entity
unknown
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4
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13
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n/a
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The ornamental design for an overburden pilot bit, as shown and described.
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FIG. 1 is a top side perspective view of the first embodiment of my design an overburden pilot bit.
FIG. 2 is a bottom side perspective view of the overburden pilot bit shown in FIG. 1.
FIG. 3 is a side plan view of the overburden pilot bit shown in FIG. 1.
FIG. 4 is a bottom plan view of the overburden pilot bit shown in FIG. 1; and,
FIG. 5 is a top plan view of the overburden pilot bit shown in FIG. 1.
The broken lines in the drawings depict unclaimed environmental subject matter.
Burca, Dennis
Patent |
Priority |
Assignee |
Title |
4076445, |
Nov 04 1975 |
Mapal Fabrik Fur Prazisionswerkzeuge Dr. Kress KG |
Multiple blade reamer |
7645102, |
Jun 06 2005 |
Unitac, Inc. |
Drill head for deep hole machining |
8347988, |
Aug 21 2007 |
Airdrill Hammers and Bits Pty Ltd |
Down-hole hammer drill |
20100040425, |
|
|
|
D382887, |
May 31 1996 |
Ingersoll-Rand Company |
Back drilling threaded bit |
D424579, |
Oct 08 1998 |
DOVER BMCS ACQUISITION CORP |
Rotary mining bit |
D454143, |
Mar 29 2000 |
Sandvik Intellectual Property Aktiebolag |
Drill bit |
D483382, |
Jun 03 2002 |
DOVER BMCS ACQUISITION CORP |
Over-reamer drilling tool for pilot bit |
D487753, |
Jun 03 2002 |
DOVER BMCS ACQUISITION CORP |
Over-reamer drill tool for pilot bit |
D504141, |
Jun 12 2003 |
|
Driver drill bit |
D524333, |
Apr 27 2004 |
APERGY BMCS ACQUISITION CORPORATION |
Heavy duty hard rock drill tool |
D682326, |
Jan 30 2012 |
Sandvik Intellectual Property AB; Diamond Innovations Inc. |
Drill bit |
D682898, |
Nov 11 2010 |
AYABO CORPORATION |
Drill head for deep hole drilling |
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