Patent
   D700922
Priority
Aug 26 2013
Filed
Aug 26 2013
Issued
Mar 11 2014
Expiry
Mar 11 2028
Assg.orig
Entity
unknown
4
13
n/a
The ornamental design for an overburden pilot bit, as shown and described.

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
D717351, Jan 17 2014 Pilot drill bit
D745585, May 08 2014 Sandvik Intellectual Property AB Cutting tool
D746884, May 08 2014 Sandvik Intellectual Property AB Cutting tool
D859481, May 17 2018 Kitagawa Iron Works Co., Ltd. Chuck for machine tool
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
Executed onAssignorAssigneeConveyanceFrameReelDoc
n/a
Date Maintenance Fee Events


n/a
Date Maintenance Schedule