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Class Information
Number: 220/371
Name: Receptacles > Closures > Vent in closure > With filter
Description: Device wherein the vent means is provided with filtering means permitting the passage therethrough of vapors, such as gases, steam, or air, while preventing the passage of liquids.










Sub-classes under this class:

Class Number Class Name Patents
220/372 Screen 45


Patents under this class:
1 2 3 4

Patent Number Title Of Patent Date Issued
8662338 Container for receiving a substance including nuclear material Mar. 4, 2014
8623289 Single use sterilization container Jan. 7, 2014
8579138 Cocktail glass cover Nov. 12, 2013
8434636 Culturing container with filter vents May. 7, 2013
8408415 Fuel tank cap for a fuel tank Apr. 2, 2013
8267272 Vented container and method of manufacturing Sep. 18, 2012
8246824 Waste grease disposal bin Aug. 21, 2012
8215510 Photomask storage apparatus Jul. 10, 2012
8096438 Fuel tank cap for a fuel tank Jan. 17, 2012
8016904 Oil fill cap with air/oil separator Sep. 13, 2011
7993609 Package for chemicals Aug. 9, 2011
7976600 Device and method for containment and elimination of toxic or other contaminant aerosols Jul. 12, 2011
7942264 Sterilization container with peel top May. 17, 2011
7812331 Spherical storage containers Oct. 12, 2010
7753979 Filter assembly with adjustable inlet opening Jul. 13, 2010
7748561 Atmosphere controlled packaging for fresh foodstuffs Jul. 6, 2010
7748560 Atmosphere controlled packaging for fresh foodstuffs Jul. 6, 2010
7717286 Crucible cover for aluminothermic reaction May. 18, 2010
7703629 Bi-laterally cleansing fuel cap Apr. 27, 2010
7703630 Vented hatch cover Apr. 27, 2010
7648792 Disposable component on a fuel cartridge and for use with a portable fuel cell system Jan. 19, 2010
7595032 Protected seal for a filtered vent in a sterilization container Sep. 29, 2009
7485166 Device and method for detection, collection, containment, neutralization, and elimination of toxic or other contaminant aerosols Feb. 3, 2009
7364048 Cheese server Apr. 29, 2008
7323024 Vessel with filter and method of use Jan. 29, 2008
7306641 Integral fuel cartridge and filter Dec. 11, 2007
7255354 Gas-permeable plug and method for manufacturing the same Aug. 14, 2007
7211123 Apparatus for venting a transmission May. 1, 2007
7201287 Drum vent Apr. 10, 2007
7172740 Sterile container Feb. 6, 2007
7143903 Stopper for bottling wines Dec. 5, 2006
7048140 Vented liquid containment device May. 23, 2006
7048139 Corrosion resistant vents with integral filter May. 23, 2006
7001441 Sterilization container filter system Feb. 21, 2006
6997975 Universal pan lid absorbing and filtering steam and smell Feb. 14, 2006
6969415 Vent for and method of concealing and venting a septic system Nov. 29, 2005
6883675 Drum vent Apr. 26, 2005
6827232 Resin case providing compatibility between air permeability and water proofing property, and mold for producing such case Dec. 7, 2004
6732877 Air vent plug arrangement having a mounting ring, a plug body, and a plug cap for securing the plug body to the mounting ring May. 11, 2004
6715628 Contaminant plug for medical instrument sterilization containers Apr. 6, 2004
6619499 Vented lid assembly for a sanitary container Sep. 16, 2003
6589477 Filtered gas plasma sterilization container with improved circulation Jul. 8, 2003
6523724 Container Feb. 25, 2003
6447565 Transmission vent assembly Sep. 10, 2002
6419886 Tray Jul. 16, 2002
6375028 Closure device for containers Apr. 23, 2002
6274209 Semipermeable venting closure Aug. 14, 2001
6247604 Desiccant-containing stopper Jun. 19, 2001
6247609 Sterilizing container Jun. 19, 2001
6216603 Vented hatch coaming Apr. 17, 2001

1 2 3 4










 
 
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