Patent
   D285343
Priority
Jul 29 1983
Filed
Jul 29 1983
Issued
Aug 26 1986
Expiry
Aug 26 2000
Assg.orig
Entity
unknown
7
3
n/a
The ornamental design for a boneplug drill bit, as shown and described.

FIG. 1 is a perspective view of a boneplug drill bit showing my new design;

FIG. 2 is a perspective view rotated 90° from FIG. 1;

FIG. 3 is a perspective view showing the opposite side of FIG. 1;

FIG. 4 is a top perspective view; and

FIG. 5 is a bottom plan view.

Duarte-Martins, Jr., Herminio

Patent Priority Assignee Title
8641336, Aug 12 2011 Tool holder and cutting tool
D355487, Oct 28 1992 Aktiebolaget Astra Drill extension for use in oral implantology
D381425, Oct 31 1995 Smith & Nephew, Inc Hub for a surgical instrument
D390955, Oct 31 1995 Smith & Nephew, Inc Hub for a surgical instrument
D390956, Oct 31 1995 Smith & Nephew, Inc Hub for a surgical instrument
D973736, Apr 09 2020 Arbortech Industries Limited Rotary carving tool
D983241, Apr 09 2020 Arbortech Industries Limited Rotary carving tool
Patent Priority Assignee Title
1123730,
2525669,
SU166449,
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Jul 11 1983MARTINS, HERMINIO D JRULLA ANETTE DURATE MARTINS NORRMALMSGATAN 10 A A SWEDEN CORPASSIGNMENT OF ASSIGNORS INTEREST 0041900217 pdf
Jul 29 1983Ulla Anette, Duarte-Martins(assignment on the face of the patent)
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