|
PTO
Wrapper
PDF
|
|
Dossier
Espace
Google
|
|
|
|
Patent
D670990
|
|
Priority
May 07 2010
|
|
Filed
May 07 2010
|
|
Issued
Nov 20 2012
|
|
Expiry
Nov 20 2026
|
|
|
|
Assg.orig
|
|
|
|
Entity
unknown
|
|
1
|
|
16
|
|
n/a
|
|
|
|
The ornamental design for a manual sharpener for teeth of chain saws, as shown and described.
|
FIG. 1 is a front view of a manual sharpener for teeth of chain saws, showing our new design;
FIG. 2 is a rear view thereof;
FIG. 3 is a top view thereof;
FIG. 4 is a bottom view thereof;
FIG. 5 is a lateral view (right side) thereof;
FIG. 6 is a lateral view (left side) thereof; and,
FIG. 7 is a perspective view thereof.
Kruse, Bernd, Schlimbach, Klemens
| Patent |
Priority |
Assignee |
Title |
| 2601227, |
|
|
|
| 2705430, |
|
|
|
| 2833165, |
|
|
|
| 3172306, |
|
|
|
| 3283615, |
|
|
|
| 3349460, |
|
|
|
| 3518900, |
|
|
|
| 4010661, |
Nov 11 1974 |
Fletcher Engineering, Inc. |
Chain saw sharpening tool |
| 4325168, |
Jun 30 1980 |
|
File for a chain saw |
| 4327605, |
Aug 17 1979 |
Firma August Ruggeberg |
Manual sharpener for teeth of chain saws |
| 4584745, |
Feb 06 1984 |
|
Double angled precision file |
| 4864897, |
Jun 01 1988 |
|
Chain saw sharpening tool |
| 5107726, |
May 20 1991 |
|
Chain saw sharpener |
| 5174173, |
Oct 10 1991 |
|
Round file holder for a chain saw sharpener |
| 237248, |
|
|
|
| D246756, |
Apr 20 1976 |
James Neill Holdings Limited |
Saw sharpener or the like |
| Date |
Maintenance Fee Events |
n/a
| Date |
Maintenance Schedule |
n/a