Step plane notch edge of an agricultural drill/planter/coulter/disc blade

Information

  • Patent Grant
  • D897380
  • Patent Number
    D897,380
  • Date Filed
    Wednesday, May 22, 2019
    5 years ago
  • Date Issued
    Tuesday, September 29, 2020
    4 years ago
  • Inventors
    • Bruce; Douglas G. (West Des Moines, IA, US)
  • Original Assignees
  • Examiners
    • Goodwin; Mark A
    Agents
    • Meggison-Decker; Jordan
    • BrownWinick Law Firm
  • US Classifications
    Field of Search
    • US
    • D15 10
    • D15 11
    • D15 27
    • D15 28
    • D15 29
    • D15 33
    • D15 17
    • D15 12
    • D15 13
    • D15 21
    • 172 579000
    • 172 311000
    • 172 568000
    • 172 612000
    • 172 468000
    • 172 637000
    • 172 662000
    • 172 684500
    • 172 689000
    • 172 551000
    • 172 576000
    • 172 595000
    • 172 455000
    • 172 518000
    • 172 527000
    • 172 567000
    • 172 586000
    • 172 142000
    • 172 152000
    • 172 154000
    • 172 178000
    • 172 181000
    • 172 196000
    • 172 442000
    • 172 440000
    • 172 441000
    • 172 314000
    • 172 548000
    • 172 454000
    • 172 583000
    • 172 140000
    • 172 776000
    • 172 022000
    • 172 145-147
    • 172 175000
    • 172 669000
    • 172 657000
    • 111 185000
    • 111 200000
    • 111 177000
    • 111 183000
    • 221 266000
    • 221 265000
    • 221 277000
    • CPC
    • A01B23/06
    • A01B21/08
    • A01B31/00
    • A01B15/16
    • A01C5/064
    • A01C5/00
    • A01C7/08
    • A01C7/12
    • A01C7/046
    • A01C7/044
    • A01C7/042
    • A01C7/02
    • A01C7/06
    • A01C7/128
    • A01C9/00
    • A01C21/005
    • A01C19/00
    • C21D9/0068
    • Y10S111/90
  • International Classifications
    • 1503
    • Term of Grant
      15Years
Abstract
Description


FIG. 1 is a perspective view of a step plane notch edge of an agricultural drill/planter/coulter/disc blade, showing my new design;



FIG. 2 is a front elevational view thereof;



FIG. 3 is a rear elevational view thereof;



FIG. 4 is a top elevational view thereof;



FIG. 5 is a bottom elevational view thereof; and,



FIG. 6 is a perspective, close up view of the step plane notch edge.


The dashed lines shown represent the environment and represent unclaimed subject matter and form no part of the claimed design.


Claims
  • The ornamental design for a step plane notch edge of an agricultural drill/planter/coulter/disc blade as shown and described.
US Referenced Citations (29)
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2749694 Klemm et al. Jun 1956 A
3213514 Evans Oct 1965 A
4246971 Johnson Jan 1981 A
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4396070 Brandner Aug 1983 A
4420048 Peterson Dec 1983 A
D467944 Stark Dec 2002 S
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D594039 Wilson Jun 2009 S
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D864258 Andrews Oct 2019 S
D877781 Ruckle Mar 2020 S
D878430 Bruce Mar 2020 S
D878431 Bruce Mar 2020 S
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20110162856 Bruce Jul 2011 A1
20120103642 Stark May 2012 A1
20150289433 Sanderson Oct 2015 A1