TREA

Core drill attachment

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Information

  • Patent Grant
  • D921072
  • Patent Number
    D921,072
  • Date Filed
    Thursday, May 17, 2018
    7 years ago
  • Date Issued
    Tuesday, June 1, 2021
    4 years ago
  • Inventors
    • Andersson; Kjell
  • Examiners
    • Chilcot; Richard E
    Agents
    • Melcher; Jeffrey S.
    • Melcher Patent Law PLLC
Information
Abstract
Description


2.1 : Back



2.2 : Front



2.3 : Top



2.4 : Right



2.5 : Bottom


View 2.1 : back view of core drill attachment; 2.2 front view thereof; 2.3 top view thereof; 2.4 right view thereof; 2.5 bottom view thereof.


Claims
  • The ornamental design for a core drill attachment, as shown and described.
Priority Claims (1)
Number Date Country Kind
WIPO67626 Nov 2017 WO international
US Referenced Citations (8)
Number Name Date Kind
D466139 Kim Nov 2002 S
D620035 Eades Jul 2010 S
D644327 Singh Aug 2011 S
D752662 Hoop Mar 2016 S
D831082 Hoop Oct 2018 S
20060137889 Hanke Jun 2006 A1
20170152711 Boswell Jun 2017 A1
20200332843 Hollander Oct 2020 A1