TREA

Drill bit with a pointed cutting element

Follow

Information

  • Patent Grant
  • D678368
  • Patent Number
    D678,368
  • Date Filed
    Friday, October 15, 2010
    15 years ago
  • Date Issued
    Tuesday, March 19, 2013
    12 years ago
  • US Classifications
    Field of Search
    • US
    • D15 131
    • D15 132
    • D15 138
    • D15 139
    • D15 140
    • 175 377000
    • 175 378000
    • 175 393000
    • 175 415000
    • 175 417000
    • 175 418000
    • 175 420100
    • 175 429000
    • 175 430000
    • 177 378000
    • 177 379000
    • 177 385000
    • 177 393000
    • 177 418000
    • 177 420100
    • 177 421000
    • 177 427000
    • 177 429000
    • 177 430000
    • 177 431000
    • 177 432000
    • 299 029000
    • 299 079100
  • International Classifications
    • 1509
    • Term of Grant
      14Years
Information
Abstract
Description


FIG. 1 is a bottom perspective view of a drill bit with a pointed cutting element.



FIG. 2 is a side view of a drill bit with a pointed cutting element; and,



FIG. 3 is a perspective view of a drill bit with a pointed cutting element.


The broken lines in the drawings depict unclaimed environmental subject matter.


Claims
  • The ornamental design for a drill bit with a pointed cutting element, as shown and described.
US Referenced Citations (154)
Number Name Date Kind
616118 Kunhe Dec 1889 A
465103 Wegner Dec 1891 A
946060 Looker Jan 1910 A
1116154 Stowers Nov 1914 A
1183630 Bryson May 1916 A
1189560 Gondos Jul 1916 A
1360908 Everson Nov 1920 A
1387733 Midgett Aug 1921 A
1460671 Hebsacker Jul 1923 A
1544757 Hufford Jul 1925 A
2169223 Christian Aug 1931 A
1821474 Mercer Sep 1931 A
1879177 Gault Sep 1932 A
2054255 Howard Sep 1936 A
2064255 Garfield Dec 1936 A
2218130 Court Oct 1940 A
2320136 Kammerer May 1943 A
2345024 Banister Mar 1944 A
2466991 Kammerer Apr 1949 A
2540464 Stokes Feb 1951 A
2544036 Kammerer Mar 1951 A
2725215 Macneir Sep 1955 A
2755071 Kammerer Jul 1956 A
2776619 Brown Jan 1957 A
2776819 Brown Jan 1957 A
2619043 Henderson Jan 1958 A
2819043 Henderson Jan 1958 A
2838284 Austin Jun 1958 A
2894722 Buttolph Jul 1959 A
2901223 Scott Aug 1959 A
2963102 Smith Dec 1960 A
3135341 Ritter Jun 1964 A
3294186 Buell Dec 1966 A
3301339 Pennebaker Jan 1967 A
3379264 Cox Apr 1968 A
3429380 Bennett Feb 1969 A
3429390 Bennett Feb 1969 A
3493165 Schonfield Feb 1970 A
3583504 Aalund Jun 1971 A
3764493 Rosar Oct 1973 A
3821993 Kniff Jul 1974 A
3955635 Skidmore May 1976 A
3960223 Kleine Jun 1976 A
4081042 Johnson Mar 1978 A
4096917 Harris Jun 1978 A
4106577 Summer Aug 1978 A
4109737 Bovenkerk Aug 1978 A
4176723 Arceneaux Dec 1979 A
4253533 Baker Mar 1981 A
4280573 Sudnishnikov Jul 1981 A
4304312 Larsson Dec 1981 A
4307786 Evans Dec 1981 A
4397361 Langford Aug 1983 A
4416339 Baker Nov 1983 A
4445580 Sahley May 1984 A
4448269 Ishikawa May 1984 A
4499795 Radtke Feb 1985 A
4531592 Hayatdavoudi Jul 1985 A
4535853 Ippolito Aug 1985 A
4538691 Dennis Sep 1985 A
4545441 Willianson Oct 1985 A
4566545 Story Jan 1986 A
4574895 Dolezal Mar 1986 A
4640374 Dennis Feb 1987 A
4852672 Behrens Aug 1989 A
4889017 Fuller Dec 1989 A
4932484 Warren Jun 1990 A
4962822 Pascale Oct 1990 A
4981184 Knowlton Jan 1991 A
5009273 Grabinski Apr 1991 A
5027914 Wilson Jul 1991 A
5038873 Jurgens Aug 1991 A
5119892 Clegg Jun 1992 A
5141063 Quesenbury Aug 1992 A
5145017 Holster Sep 1992 A
5186268 Clegg Feb 1993 A
5222566 Taylor Jun 1993 A
5238075 Keith Aug 1993 A
5255749 Bumpurs Oct 1993 A
5265682 Russell Nov 1993 A
5265685 Keith Nov 1993 A
5346025 Keith Sep 1994 A
5361859 Tibbitts Nov 1994 A
5410303 Comeau Apr 1995 A
5417292 Polakoff May 1995 A
5423389 Warren Jun 1995 A
5507357 Hult Apr 1996 A
5549171 Mesa-Wilmot Aug 1996 A
5551522 Keith Sep 1996 A
5560440 Tibbitts Oct 1996 A
5568838 Struthers Oct 1996 A
5582261 Keith Dec 1996 A
5655614 Azar Aug 1997 A
5678644 Fielder Oct 1997 A
5732784 Nelson Mar 1998 A
5794728 Palmberg Aug 1998 A
5848657 Flood Dec 1998 A
5896938 Moeny Apr 1999 A
5947215 Lundell Sep 1999 A
5950743 Cox Sep 1999 A
5957223 Doster Sep 1999 A
5957225 Sinor Sep 1999 A
5967247 Pessier Oct 1999 A
5979571 Scott Nov 1999 A
5992547 Caraway Nov 1999 A
5992548 Silva Nov 1999 A
6021859 Tibbitts Feb 2000 A
6039131 Beaton Mar 2000 A
6131675 Anderson Oct 2000 A
6150822 Hong Nov 2000 A
6164394 Mesa-Wilmot Dec 2000 A
6186251 Butcher Feb 2001 B1
6202761 Forney Mar 2001 B1
6213226 Eppink Apr 2001 B1
6223824 Moyes May 2001 B1
6269893 Beaton Aug 2001 B1
6296069 Lamine Oct 2001 B1
6332503 Pessier Dec 2001 B1
6340064 Fielder Jan 2002 B2
6364034 Schoeffler Apr 2002 B1
6394200 Watson May 2002 B1
6408959 Bertagnolli Jun 2002 B2
6439326 Huang et al. Aug 2002 B1
6474425 Truax Nov 2002 B1
6478383 Ojanen et al. Nov 2002 B1
6484825 Watson Nov 2002 B2
6484826 Anderson Nov 2002 B1
6510906 Richert Jan 2003 B1
6513606 Krueger Feb 2003 B1
6533050 Molloy Mar 2003 B2
6564886 Mesa-Wilmot May 2003 B1
6594881 Tibbitts Jul 2003 B2
6601454 Botnan Aug 2003 B1
6622803 Harvey et al. Sep 2003 B2
6668949 Rives Dec 2003 B1
6672406 Beuershausen Jan 2004 B2
6729420 Mensa-Wilmot May 2004 B2
6732817 Dewey May 2004 B2
6822579 Goswani Nov 2004 B2
6929076 Fanuel Aug 2005 B2
6953096 Glenhill Oct 2005 B2
D566137 Hall et al. Apr 2008 S
D572735 Kammerer Jul 2008 S
D620510 Hall Jul 2010 S
20010004946 Jensen Jun 2001 A1
20030209366 McAlvain Nov 2003 A1
20030213621 Britten Nov 2003 A1
20040026132 Hall et al. Feb 2004 A1
20040065484 McAlvain Apr 2004 A1
20040238221 Runia Dec 2004 A1
20040256155 Kriesels Dec 2004 A1
20060033379 Frear Feb 2006 A1
20060196699 Estes Sep 2006 A1
20080029312 Hall et al. Feb 2008 A1
Continuation in Parts (6)
Number Date Country
Parent 12766555 Apr 2010 US
Child 29376990 US
Parent 12752323 Apr 2010 US
Child 12766555 US
Parent 12619305 Nov 2009 US
Child 12752323 US
Parent 11766975 Jun 2007 US
Child 12619305 US
Parent 29376990 US
Child 12619305 US
Parent 11673634 Feb 2007 US
Child 29376990 US