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Patent
   D881666
Priority
May 18 2018
Filed
Nov 13 2018
Issued
Apr 21 2020
Expiry
Apr 21 2035
Inventors
Andersson,…
Assg.orig
Assg.curr
Entity
unknown
Referenced by
4
References
5
Maint.:
n/a
The ornamental design for a core drill bit, as shown and described.

1. Core drill bit

View 1.1 is a perspective view of the core drill bit; view 1.2 is a front view thereof; view 1.3 is a back view thereof; view 1.4 is a top view thereof and view 1.5 is a right view thereof.
INVENTORS:

Andersson, Kjell

THIS PATENT IS REFERENCED BY THESE PATENTS:
Patent Priority Assignee Title
D952713, Dec 16 2020 Cutting tool
D955453, Oct 01 2020 Shukla Medical Drill bit
D976293, Oct 13 2021 Drill bit
D983850, Oct 13 2021 Drill bit
THIS PATENT REFERENCES THESE PATENTS:
Patent Priority Assignee Title
20050161263,
20180001512,
20190360273,
D664019, Dec 08 2009 Hon Hai Precision Industry Co., Ltd. Screwdriver
D807139, Aug 16 2016 Infastech Intellectual Properties Pte Ltd Driver
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