PTO
Wrapper
PDF
|
Dossier
Espace
Google
|
|
Patent
D779633
|
Priority
Jun 17 2015
|
Filed
Dec 09 2015
|
Issued
Feb 21 2017
|
Expiry
Feb 21 2032
|
|
Assg.orig
|
|
Entity
unknown
|
0
|
20
|
n/a
|
|
|
The ornamental design for a sand filtration aquarium, as shown.
|
FIG. 1 is a front view of a sand filtration aquarium showing my design;
FIG. 2 is a back view thereof,
FIG. 3 is a left view thereof;
FIG. 4 is a right view thereof;
FIG. 5 is a top view thereof;
FIG. 6 is a bottom view thereof; and,
FIG. 7 is an isometric view thereof.
Chu, Wing Fat
Patent |
Priority |
Assignee |
Title |
Patent |
Priority |
Assignee |
Title |
4421644, |
Aug 15 1980 |
L R & N R GEDYE PTY LIMITED, A CORP OF VICTORIA |
Filter housing |
4687575, |
Mar 10 1986 |
|
Aquarium filtering system |
4859345, |
Aug 26 1988 |
|
Bath water heater and circulator-purifier apparatus |
5176824, |
Aug 02 1990 |
TETRA HOLDING US , INC |
Aerobic aquarium filter chamber |
5397463, |
Oct 13 1993 |
TETRA HOLDING US , INC |
Aerobic aquarium filter chamber |
5453182, |
Mar 24 1993 |
Nisso Industry Co., Ltd. |
Filter for aquarium apparatus |
5632887, |
Jun 07 1995 |
HARTZ MOUNTAIN CORPORATION, THE |
Fluidized bed aquarium filter |
5775260, |
Jan 14 1997 |
JANSEN LABORATORIES, L L C |
Aquarium extension |
20030205512, |
|
|
|
20040050759, |
|
|
|
20060102537, |
|
|
|
20070295654, |
|
|
|
20080004181, |
|
|
|
20110162585, |
|
|
|
20130180460, |
|
|
|
20130220932, |
|
|
|
210122, |
|
|
|
D353439, |
May 12 1993 |
|
Fish pond filter |
D368297, |
May 11 1994 |
|
Combined aquarium filter and aerator |
D414242, |
Jul 17 1997 |
|
Aquarium filter |
Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
Date |
Maintenance Fee Events |
n/a
Date |
Maintenance Schedule |
n/a