Bit breaker top and bottom
United States Patent D801402

Matthews, Ryan (Fort Worth, TX, US)
Application Number:
Publication Date:
Filing Date:
Ulterra Technologies, L.P. (Fort Worth, TX, US)
Primary Class:
International Classes:
(IPC1-7): 1509
Field of Search:
D15/138, D15/139, D15/140, D8/14, D8/71, D3/272, D3/269, D3/273, D34/9, D9/428
View Patent Images:
US Patent References:
8327944Whipstock attachment to a fixed cutter drilling or milling bitDecember, 2012King166/117.5
8002112Apparatus for packaging and presenting rotary drill bitsAugust, 2011Weaver206/349
7062991Tubular connect/disconnect apparatusJune, 2006West81/57.16
6536192Drill bit packages and methodsMarch, 2003King206/349
6311789Bit breakers, bits, systems, and methods with improved makeup/breakout engagementNovember, 2001Saxman175/57
4733789Shipping containerMarch, 1988Olson206/379
4495840Bit breakerJanuary, 1985Freitag175/315
4244469Protective carrying case for drill bitsJanuary, 1981Miner206/349
3964605Protective container package for a rock drill bit assemblyJune, 1976Vezirian206/349
2223600Bit breakerDecember, 1940Carleton29/240

Primary Examiner:
Hyder, Phillip S.
Attorney, Agent or Firm:
Hubbard Johnston, PLLC

1. The ornamental design for a bit breaker top and bottom, as shown and described.


FIG. 1 is a top perspective view of the bit breaker top and bottom showing my new design in an assembled condition;

FIG. 2 is a perspective view thereof, in a disassembled condition; and,

FIG. 3 is a bottom perspective view thereof.

The broken lines depict portions of a bit breaker, in which the design is embodied, but which are not considered part of the claimed design.