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Patent
D304858
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Priority
Nov 10 1986
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Filed
May 08 1987
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Issued
Nov 28 1989
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Expiry
Nov 28 2003
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Assg.orig
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Entity
unknown
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7
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8
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n/a
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The ornamental design for a combined root canal file and grip handle, as shown and described.
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FIG. 1 is a bottom, front perspective view of a combined root canal file
and grip handle showing my new design;
FIG. 2 is a top, rear perspective view thereof;
FIG. 3 is an enlarged end elevational view of the grip handle portion
thereof, the opposite end being identical in appearance to that shown; and
FIG. 4 is an enlarged end and side perspective view thereof.
The file portion is omitted from FIGS. 3 and 4 for clarity of illustration.
Tofft, Klas
Patent |
Priority |
Assignee |
Title |
3672378, |
|
|
|
4044468, |
May 03 1976 |
|
Handle for cutting and abrading instruments useful in the practice of endodontia |
4135302, |
Feb 28 1975 |
KRONMAN, JOSEPH H 51 ALGONQUIN ROAD CANTON, MA 02021; KRONMAN ARLENE 51 ALGONQUIN ROAD, CANTON, MA 02021; GOLDMAN, MELVIN; GOLDMAN, SYLVIA |
Endodontic therapeutic device and procedures |
4251214, |
Jan 28 1977 |
Vereinigte Dentalwerke |
Clamping handle for tooth root canal instruments |
4280808, |
May 06 1980 |
Jordco, Inc. |
Endodontic file holder |
4661061, |
Jul 22 1985 |
|
Four sided root canal rasp for root canal preparation |
D250544, |
Jul 09 1976 |
Micro-Mega S.A. |
Dental root-canal broach |
D293372, |
Apr 18 1985 |
|
Dental pick |
Date |
Maintenance Fee Events |
n/a
Date |
Maintenance Schedule |
n/a