PTO Wrapper PDF
Dossier Espace Google
Patent
   D673647
Priority
Aug 04 2011
Filed
Oct 14 2011
Issued
Jan 01 2013
Expiry
Jan 01 2027
Inventors
Tandon, Pr…
Assg.orig
Waterco Li…
Assg.curr
Waterco Li…
Entity
unknown
Referenced by
1
References
7
Maint.:
n/a
The ornamental design for a filter assembly, as shown and described.

FIG. 1 is a perspective view of a filter assembly showing the new design;

FIG. 2 is a front elevational view thereof, wherein the right and left side and rear elevational views are identical thereto;

FIG. 3 is a top plan view thereof; and,

FIG. 4 is a bottom plan view thereof.
INVENTORS:

Tandon, Pradeep Kumar

THIS PATENT IS REFERENCED BY THESE PATENTS:
Patent Priority Assignee Title
11883771, Sep 25 2020 Pool filter assembly
THIS PATENT REFERENCES THESE PATENTS:
Patent Priority Assignee Title
4753726, Mar 09 1987 ESSEF Corporation Distributor for filters
6428690, Sep 13 2000 Filter module with improved backwash capability
6709574, Aug 29 2000 Fish pond filter system
7513993, Sep 20 2004 PENTAIR WATER POOL AND SPA, INC Filter devices including a porous body
8118999, Sep 25 2008 Swirling air injected pool filter
D417903, Apr 15 1999 IW Industries Inc. Flood showerhead
D418199, Apr 15 1999 IW Industries Inc. Flood showerhead
ASSIGNMENT RECORDS    Assignment records on the USPTO
//
Executed onAssignorAssigneeConveyanceFrameReelDoc
Oct 05 2011TANDON, PRADEEP KUMARWaterco LimitedASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0270670540 pdf
Oct 14 2011Waterco Limited(assignment on the face of the patent)
MAINTENANCE FEES AND DATES:    Maintenance records on the USPTO
n/a
Date Maintenance Fee Events


n/a
Date Maintenance Schedule