Patent
   D802637
Priority
Sep 09 2016
Filed
Sep 09 2016
Issued
Nov 14 2017
Expiry
Nov 14 2032
Assg.orig
Entity
unknown
1
15
n/a
The ornamental design for a ring bit, as shown and described.

FIG. 1 is a perspective view of the design;

FIG. 2 is another perspective view of the design;

FIG. 3 is a first end view of the design;

FIG. 4 is another perspective view of the design;

FIG. 5 is a second end view of the design; and,

FIG. 6 is a side view of the design.

The broken lines shown in the drawings illustrate the portions of the ring bit that form no part of the claimed design.

Mattila, Mikko, Korte, Pasi, Eskelin, Sami, Leino, Antti

Patent Priority Assignee Title
ER643,
Patent Priority Assignee Title
1713273,
5839519, Nov 08 1996 Sandvik Intellectual Property Aktiebolag Methods and apparatus for attaching a casing to a drill bit in overburden drilling equipment
6035953, Jun 15 1995 SANDVIK RC TOOLS AUSTRALIA PTY LTD Down hole hammer assembly
8974155, Jan 28 2010 LEDERMANN GMBH & CO KG Machining tool
20070256287,
20080175679,
D481045, Nov 05 2002 Ehwa Diamond Industrial Co., Ltd. Tip for core drill
D745584, May 08 2014 Sandvik Intellectual Property AB Cutting tool
D748701, Nov 27 2013 Inner ring of a construction drilling cup
D753201, Feb 17 2015 TaeguTec Ltd. Milling cutter
D753738, Feb 17 2015 TaeguTec Ltd. Milling cutter
D771165, Feb 17 2015 TaeguTec Ltd. Milling cutter
JP2003166390,
KR20150014276,
WO9813575,
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Sep 09 2016ROBIT OYJ(assignment on the face of the patent)
Nov 21 2016ESKELIN, SAMIROBIT OYJASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0404330164 pdf
Nov 21 2016MATTILA, MIKKOROBIT OYJASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0404330164 pdf
Nov 28 2016KORTE, PASIROBIT OYJASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0404330164 pdf
Nov 28 2016LEINO, ANTTIROBIT OYJASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0404330164 pdf
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