PTO Wrapper PDF
Dossier Espace Google
Patent
   D521137
Priority
Jan 14 2005
Filed
Jan 14 2005
Issued
May 16 2006
Expiry
May 16 2020
Inventors
Khalil, Da…
Assg.orig
ROYAL APPL…
Assg.curr
Royal Appl…
Entity
unknown
Referenced by
34
References
23
Maint.:
n/a
The ornamental design for a filter, as shown and described.

FIG. 1 is a perspective view from above of a filter showing my new design;

FIG. 2 is a right side elevational view thereof, with the left side elevational view being a mirror image thereof;

FIG. 3 is a front elevational view thereof, with a rear elevational view being a mirror image thereof;

FIG. 4 is a top plan view thereof; and,

FIG. 5 is a bottom plan view thereof.
INVENTORS:

Khalil, David

THIS PATENT IS REFERENCED BY THESE PATENTS:
Patent Priority Assignee Title
10612258, Oct 22 2016 MASTER SPAS, INC Filter assembly having an outer filter element and an inner filter element removably installed within the outer filter element
10631916, Nov 29 2017 MEGADYNE MEDICAL PRODUCTS, INC Filter connection for a smoke evacuation device
10758293, Nov 29 2017 MEGADYNE MEDICAL PRODUCTS, INC Smoke evacuation device inlet and outlet manifolds
10758855, Nov 29 2017 MEGADYNE MEDICAL PRODUCTS, INC Smoke evacuation system fluid trap
10758856, Nov 29 2017 MEGADYNE MEDICAL PRODUCTS, INC Filter medium compression system for smoke evacuation
11185363, Nov 29 2017 Megadyne Medical Products, Inc. Filter connection for a smoke evacuation device
11234754, Nov 29 2017 MEGADYNE MEDICAL PRODUCTS, INC Smoke evacuation device
11293312, Nov 13 2015 Briggs & Stratton, LLC Small air-cooled engine assembly with dry sump lubrication system
11305223, Nov 29 2017 Megadyne Medical Products, Inc. Smoke evacuation system fluid trap
11697945, Oct 22 2016 Masterspas, LLC Filter assembly having an outer filter element and an inner filter element removably installed within the outer filter element
11725664, Nov 29 2017 MEGADYNE MEDICAL PRODUCTS, INC Noise and vibration management for smoke evacuation system
7507269, Jan 10 2003 Royal Appliance Mfg. Co. Bagless stick type vacuum cleaner
7908706, Jan 14 2000 MIDEA AMERICA, CORP Upright vacuum cleaner with cyclonic air path
D536416, Jun 17 2005 Schroeder Industries, LLC Filter element with pleated filter media
D537502, May 17 2004 Parker-Hannifin Corporation Filter element
D541399, Sep 08 2005 Royal Appliance Mfg. Co. Filter assembly
D560751, May 17 2004 Parker-Hannifin Corp. Filter element
D573527, Oct 03 2006 Velocity stack
D587187, Oct 03 2006 Velocity stack
D601238, Mar 20 2007 DONALDSON COMPANY INC Filter cartridge
D626204, Mar 31 2009 Camfil Farr, Inc.; Camfil Farr, Inc Canister filter
D851343, Mar 16 2017 Dyson Technology Limited Part of a vacuum cleaner
D869802, Sep 15 2017 Dyson Technology Limited Part of a vacuum cleaner
D880656, Oct 22 2016 Master Spas, Inc. Inner filter element
D884865, Oct 30 2017 JPW Industries Holding Corporation Air filtration device
D885519, Aug 30 2017 Sintokogio, Ltd Filter
D886976, Nov 29 2017 MEGADYNE MEDICAL PRODUCTS, INC Filter cartridge
D912762, Nov 29 2017 MEGADYNE MEDICAL PRODUCTS, INC Fluid trap
D916238, Oct 22 2016 Masterspas, LLC Outer filter element
D926286, Sep 15 2017 Briggs & Stratton, LLC Oil filter
D943058, Nov 29 2017 Megadyne Medical Products, Inc. Filter cartridge
D967384, Nov 29 2017 Megadyne Medical Products, Inc. Fluid trap
D979867, Mar 25 2020 Dyson Technology Limited Filter for a vacuum cleaner
D987925, Mar 25 2020 Dyson Technology Limited Filter for a vacuum cleaner
THIS PATENT REFERENCES THESE PATENTS:
Patent Priority Assignee Title
4243397, Apr 24 1978 Donaldson Company, Inc. Air cleaner with replaceable filter element
4882055, Sep 11 1986 Suratco Products Company Unitary injection molded filter
4961847, Feb 02 1989 Carrier Corporation Suction strainer
5250179, Mar 27 1992 Porous Media Corporation Compactable filter and compactable filter mounting means
5267371, Feb 19 1992 FANTOM TECHNOLOGIES INC Cyclonic back-pack vacuum cleaner
5603740, Mar 27 1995 Suction activated reciprocating system
5685887, Jun 20 1995 Going Tokyo, Co, Ltd. Filter element
5753071, Oct 17 1995 Sta-Rite Industries, Inc. Apparatus for making a filter module
5855634, Jun 24 1997 Shop Vac Corporation Filter retainer for a vacuum cleaner
5972059, Jan 28 1999 Parker Intangibles LLC Air filter assembly
6026540, Jan 09 1998 Royal Appliance Mfg. Co. Upright vacuum cleaner with cyclonic airflow
6070291, Jul 24 1998 ROYAL APPLIANCE MFG CO Upright vacuum cleaner with cyclonic air flow
6260234, Jan 09 1998 ROYAL APPLIANCE MFG CO Upright vacuum cleaner with cyclonic airflow
6340375, Sep 03 1998 ROUSH ENTERPRISES, INC Air cleaner; method and use
6341404, Jan 13 2000 ROYAL APPLIANCE MFG CO Upright vacuum cleaner with cyclonic airflow pathway
6375696, Mar 06 2000 Healthy Gain Investments Limited Vacuum cleaner with latching arrangement
6833023, Feb 14 2003 International Liner Co., Inc. Air filter assembly
D425270, Jan 13 1995 ROYAL APPLIANCE MFG CO Filter for a rechargeable hand held vacuum cleaner
D441155, Jan 06 1999 ROYAL APPLIANCE MFG CO Filter for vacuum cleaner
D450826, Jul 24 1998 Air filter
D453403, Jan 11 2001 Royal Appliance Mfg. Co.; ROYAL APPLIANCE MFG CO Dirt cup lid for a vacuum cleaner
D494329, Aug 16 2002 Royal Appliance Mfg. Co.; ROYAL APPLIANCE MFG CO Conically shaped filter
D495105, Jun 05 2003 NEXBANK, SSB, AS AGENT Filter cup assembly for a vacuum cleaner
ASSIGNMENT RECORDS    Assignment records on the USPTO
//
Executed onAssignorAssigneeConveyanceFrameReelDoc
Jan 11 2005KHALIL, DAVIDROYAL APPLIANCE MFG CO ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0161980057 pdf
Jan 14 2005Royal Appliance Mfg. Co.(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