PTO
Wrapper
PDF
|
Dossier
Espace
Google
|
|
Patent
D870449
|
Priority
Sep 04 2018
|
Filed
Sep 04 2018
|
Issued
Dec 24 2019
|
Expiry
Dec 24 2034
|
|
Assg.orig
|
|
Entity
unknown
|
5
|
18
|
n/a
|
|
|
The ornamental design for a diamond-shaped double-layer umbrella, as shown and described.
|
FIG. 1 is a top perspective view of a diamond-shaped double-layer umbrella showing my new design;
FIG. 2 is a bottom perspective view thereof;
FIG. 3 is a front elevational view thereof;
FIG. 4 is a rear elevational view thereof;
FIG. 5 is a left side elevational view thereof;
FIG. 6 is a right side elevational view thereof;
FIG. 7 is a top plan view thereof; and,
FIG. 8 is a bottom plan view thereof.
Zhou, Caiyang
Patent |
Priority |
Assignee |
Title |
3456661, |
|
|
|
4865063, |
Sep 05 1988 |
|
Wind resistive umbrella |
4979534, |
Feb 10 1989 |
Leonard Holtz |
Windproof umbrella |
6601597, |
Sep 05 2001 |
|
Windbreak and air-ventilating folding umbrella |
7448399, |
Mar 31 2006 |
|
Umbrella |
8469044, |
Apr 13 2011 |
|
Umbrella with multiple canopy structure |
9538819, |
Apr 19 2016 |
|
Umbrella having an expandable canopy |
9943148, |
Feb 07 2017 |
|
Protector for rib tip of umbrella |
20070151586, |
|
|
|
162617, |
|
|
|
D336982, |
May 03 1991 |
HOLTZ, LEONARD |
Umbrella |
D408125, |
Feb 17 1998 |
|
Umbrella |
D449436, |
Feb 02 2001 |
Mr. Idea, Inc.; MR IDEA INC |
Windproof umbrella |
D453415, |
Mar 12 2001 |
|
Umbrella |
D467066, |
Apr 01 2002 |
|
Umbrella |
D533992, |
Jul 21 2003 |
|
Umbrella |
D588796, |
Mar 12 2007 |
OEP ENTERPRISES, INC |
Umbrella canopy |
D822368, |
Dec 21 2016 |
|
Two layers umbrella |
Date |
Maintenance Fee Events |
n/a
Date |
Maintenance Schedule |
n/a