Patent
   D332492
Priority
Jan 31 1990
Filed
Jan 31 1990
Issued
Jan 12 1993
Expiry
Jan 12 2007
Assg.orig
Entity
unknown
27
9
n/a
The ornamental design for a bone drill bit for bone fasteners, as shown and described.

FIG. 1 is a perspective view of a bone drill bit for bone fasteners, showing our new design;

FIG. 2 is a side elevational thereof, taken from the left side of FIG. 4;

FIG. 3 is a top plan view thereof;

FIG. 4 is a front elevational view thereof; and,

FIG. 5 is a rear elevational view thereof.

FIGS. 1, 2 and 3 have been shown broken away because the article is of indefinite length.

DiCarlo, Paul, Rosenberg, Thomas D.

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Patent Priority Assignee Title
4157714, Sep 05 1975 CONCEPT, INC , 12707 U S 19 SOUTH, CLEARWATER, FLORIDA 33546 A FLORIDA CORP Wire inserter and sterile wire pack
4341206, Dec 19 1978 Synthes USA, LLC Device for producing a hole in a bone
4649919, Jan 23 1985 Allegiance Corporation Surgical instrument
4798213, Sep 09 1987 Bone biopsy apparatus
4830000, Dec 31 1987 ZIMMER TECHNOLOGY, INC Surgical drill
4844064, Sep 30 1987 Allegiance Corporation Surgical cutting instrument with end and side openings
4951690, Jan 31 1984 Method of drilling through a bone structure
4978350, Oct 13 1986 Stryker Trauma SA Transcutaneous pin for fixation of a bone part or fragment
5055105, Oct 11 1989 Bowen & Company, Ltd. Bone drill bit
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Jan 31 1990American Cyanamid Company(assignment on the face of the patent)
Mar 19 1990ROSENBERG, THOMAS D ACUFEX MICROSURGICAL, INC ASSIGNMENT OF ASSIGNORS INTEREST 0052900808 pdf
Mar 20 1990DI CARLO, PAULACUFEX MICROSURGICAL, INC ASSIGNMENT OF ASSIGNORS INTEREST 0052900808 pdf
Oct 08 1992ACUFEX MICROSURGICAL, INC American Cyanamid CompanyASSIGNMENT OF ASSIGNORS INTEREST 0062800234 pdf
May 17 1996American Cyanamid CompanyACUFEX MICROSURGICAL, INC ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0081330690 pdf
Nov 26 1996ACUFEX MICROSURGICAL, INC Smith & Nephew, IncMERGER SEE DOCUMENT FOR DETAILS 0086930261 pdf
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