FIG. 1 is a front isometric perspective view of an multi-stage filter showing my new design;
FIG. 2 is a back isometric perspective view thereof;
FIG. 3 is a front profile view thereof; and,
FIG. 4 is a back profile view thereof.
| Patent |
Priority |
Assignee |
Title |
| 10512869, |
Jan 31 2011 |
STREIVOR, INC. |
Multi-stage hood filter system |
| 10538021, |
Sep 30 2014 |
PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO , LTD |
Injection mold |
| 10712027, |
Mar 27 2018 |
|
Air filtering assembly |
| 1542529, |
|
|
|
| 2062649, |
|
|
|
| 2071806, |
|
|
|
| 2230765, |
|
|
|
| 2812038, |
|
|
|
| 2862437, |
|
|
|
| 3164456, |
|
|
|
| 3177637, |
|
|
|
| 3357763, |
|
|
|
| 3500740, |
|
|
|
| 3618659, |
|
|
|
| 3620375, |
|
|
|
| 3910782, |
|
|
|
| 4089327, |
Apr 12 1976 |
LDI MFG CO , INC , |
Kitchen exhaust system |
| 4186727, |
Jan 26 1976 |
National Food Service Equipment Fabricators, Inc. |
Air ventilation and washing system |
| 4200087, |
Feb 10 1978 |
LDI MFG CO , INC , |
Removable flow director for kitchen exhaust system |
| 4350504, |
Jan 28 1980 |
HELICAL DYNAMICS, INC |
Air cleaning system |
| 4610705, |
Nov 06 1984 |
Broan Manufacturing Co. Inc. |
Filter for ductless range hood |
| 4902316, |
Apr 19 1988 |
Giles Enterprises, Inc. |
Oven including a ventless exhaust system |
| 4955995, |
Jul 28 1989 |
Columbus Industries, Inc. |
Range hood filter pad |
| 5015377, |
Feb 08 1989 |
Polyset Company |
Planar plural tubular filter array |
| 5141540, |
Feb 11 1992 |
CLESTRA CLEANROOM, SOCIETE ANONYME |
Low-profile filtration module |
| 5449469, |
May 22 1990 |
CLARIFICATION TECHNOLOGY, INC |
Method of filtering using a double-density commercial filtering system |
| 5743927, |
Jul 31 1996 |
Donaldson Company, Inc.; Donaldson Company |
Air filter element; assembly; and, method |
| 5989303, |
Aug 19 1996 |
|
Fan-fold filter for a forced air ventilation system |
| 6110245, |
Nov 15 1996 |
Pfannenberg GmbH |
Filtering ventilator or outlet filter |
| 6149701, |
Mar 15 1999 |
|
Vent filter module |
| 6293983, |
Apr 04 1997 |
MITSUBISHI INTERNATIONAL PATENT PROTECTION GROUP LTD |
Filter assembly having a disposable pre-filter |
| 6394083, |
Aug 06 2001 |
Gemini Stainless, Inc. |
Adjustable ventilator cartridge filter |
| 6712869, |
Feb 27 2002 |
CUMMINS FILTRATION INC |
Exhaust aftertreatment device with flow diffuser |
| 6764533, |
Oct 30 2001 |
PERRY AIR MANUFACTURING, INC |
Electronic air filter assembly |
| 6797041, |
Mar 01 2002 |
GREENHECK FAN CORPORATION |
Two stage air filter |
| 6814660, |
Mar 15 2002 |
|
HVAC localized air filter assembly system |
| 6833022, |
Jun 01 2001 |
BSH Bosch und Siemens Hausgerate GmbH |
Method and device for filtering contaminated air |
| 7041159, |
Aug 04 2003 |
Phillips Plastics Corporation |
Separation apparatus |
| 7316720, |
Dec 20 2001 |
BSH Bosch und Siemens Hausgerate GmbH |
Securing device for a filter element |
| 7581539, |
Jan 31 2008 |
FRANKLIN MACHINE PRODUCTS, LLC |
Baffle-type grease filters for kitchen ventilators |
| 7785382, |
Feb 23 2006 |
Illinois Tool Works Inc |
Exhaust hood with grease absorbing material on a roll |
| 8021455, |
Feb 22 2007 |
Donaldson Company, Inc. |
Filter element and method |
| 8062403, |
Oct 12 2007 |
FIBERLENE, LLC |
Filter elements for circulating air systems |
| 8182588, |
Feb 23 2006 |
Illinois Tool Works Inc. |
Exhaust hood with grease absorbing material on a roll |
| 8277530, |
Sep 24 2008 |
BROOKS EQUIPMENT COMPANY, LLC |
Grease removal apparatus, systems and methods |
| 8535404, |
Jun 12 2009 |
Parker-Hannifin Corporation |
Membrane-free filter and/or integral framing for filter |
| 8915983, |
Feb 01 2012 |
BSH HAUSGERÄTE GMBH |
Range extractor hood |
| 9242200, |
Sep 24 2008 |
BROOKS EQUIPMENT COMPANY, LLC |
Grease removal apparatus, systems and methods |
| 9732966, |
Jan 31 2011 |
STREIVOR, INC |
Multi-stage hood filter system |
| 20030164093, |
|
|
|
| 20040107834, |
|
|
|
| 20040107956, |
|
|
|
| 20050204714, |
|
|
|
| 20050223686, |
|
|
|
| 20060016339, |
|
|
|
| 20060157048, |
|
|
|
| 20070245703, |
|
|
|
| 20070293133, |
|
|
|
| 20090145060, |
|
|
|
| 20100071324, |
|
|
|
| 20100071326, |
|
|
|
| 20100319676, |
|
|
|
| 20120192534, |
|
|
|
| 20130007998, |
|
|
|
| 20140096493, |
|
|
|
| 20140130468, |
|
|
|
| 20140250844, |
|
|
|
| 20150241070, |
|
|
|
| 20150265959, |
|
|
|
| 20150328566, |
|
|
|
| 20150362196, |
|
|
|
| 20160131033, |
|
|
|
| 20160214046, |
|
|
|
| 20160271553, |
|
|
|
| 20170001135, |
|
|
|
| 20170354910, |
|
|
|
| 20180207569, |
|
|
|
| 20190046909, |
|
|
|
| 20200147539, |
|
|
|
| 20200155989, |
|
|
|
| 179839, |
|
|
|
| 195108, |
|
|
|
| 200516, |
|
|
|
| 234692, |
|
|
|
| 236471, |
|
|
|
| D244691, |
Sep 27 1974 |
|
Combined filter and panel for evaporative air-conditioner |
| D270275, |
Apr 14 1981 |
Aqua-Mist, Inc. |
Air pre-cooler unit for air conditioners or the like |
| D300457, |
Nov 19 1985 |
SHARP KABUSHIKI KAISHA, A CORP OF JAPAN |
Air conditioner |
| D334053, |
Apr 09 1992 |
SUNSTAR UNITED CORP |
Floor fan |
| D414854, |
Apr 17 1998 |
MATSUSHITA ELECTRIC INDUSTRIAL CO , LTD |
Air cleaner |
| D538418, |
Jul 14 2005 |
Access Business Group International LLC |
Filter |
| D544949, |
Sep 10 2004 |
Filtration Group Incorporated |
Air filter |
| D581510, |
Feb 10 2006 |
American Power Conversion Corporation |
Wiring closet ventilation unit |
| D583042, |
Oct 12 2005 |
|
Crawlspace FEMA flood louver |
| D614276, |
Oct 10 2008 |
Lasko Holdings, Inc |
Room air cleaner |
| D657858, |
Jun 27 2011 |
DiversiTech Corporation |
Filter frame |
| D657859, |
Jun 27 2011 |
DiversiTech Corporation |
Filter frame |
| D697190, |
Jun 21 2013 |
Frenger Systems Limited |
Heat exchanger assembly |
| D725254, |
Dec 18 2012 |
|
Air filter |
| D726892, |
Jan 23 2014 |
Ya Suh Dar Ventilation Co., Ltd.; YA SUH DAR VENTILATION CO , LTD |
Water cooling fan |
| D738998, |
May 27 2013 |
|
Removable filter for a fan |
| D767748, |
Jun 18 2014 |
Mitsubishi Electric Corporation |
Air conditioner |
| D773626, |
Jan 29 2015 |
Mitsubishi Electric Corporation |
Air conditioner |
| D800893, |
Sep 09 2015 |
Marley Engineered Products LLC |
Grille |
| D815725, |
Jan 25 2016 |
|
Filter support |
| D837965, |
Jan 31 2012 |
STREVIOR, INC |
Multi-stage filter |
| D894360, |
Jan 23 2015 |
|
Air filter |
| WO2015179670, |
|
|
|