PTO
Wrapper
PDF
|
Dossier
Espace
Google
|
|
Patent
D756737
|
Priority
Oct 21 2014
|
Filed
Jan 30 2015
|
Issued
May 24 2016
|
Expiry
May 24 2030
|
|
Assg.orig
|
|
Entity
unknown
|
3
|
12
|
n/a
|
|
|
The ornamental design for a chainsaw sharpener, as shown and described.
|
FIG. 1 is a front-top-right perspective view of a chainsaw sharpener, showing my new design;
FIG. 2 is a front-top-left perspective view thereof;
FIG. 3 is a front view thereof;
FIG. 4 is a back view thereof;
FIG. 5 is a left side view thereof;
FIG. 6 is a right side view thereof; and,
FIG. 7 is a top view thereof.
Cigarini, Enrico
Patent |
Priority |
Assignee |
Title |
2780897, |
|
|
|
4617763, |
Jul 19 1984 |
|
Belt driven knife sharpener |
5400546, |
Mar 19 1993 |
Darex Corporation |
Precision twist drill sharpener/point splitting machine |
5649853, |
Jul 23 1996 |
|
Drill bit grinding machine |
7121932, |
Jul 06 2004 |
|
Portable drill sharpener |
8696407, |
Dec 21 2007 |
Darex, LLC |
Cutting tool sharpener |
D568132, |
Sep 13 2006 |
Choon Nang Electrical Appliance Mfy., Ltd |
Sharpener for drill bits |
D594887, |
Oct 12 2007 |
TECOMEC S.p.A. |
Bench chain grinder |
D594888, |
Oct 12 2007 |
TECOMEC S.p.A. |
Bench chain grinder |
D595318, |
Oct 12 2007 |
TECOMEC S.p.A. |
Bench chain grinder |
D723895, |
May 29 2014 |
DAREX LLC; Darex, LLC |
Attachment for a powered sharpener |
D730137, |
May 29 2014 |
Darex, LLC |
Powered sharpener base unit |
Date |
Maintenance Fee Events |
n/a
Date |
Maintenance Schedule |
n/a