Featured patents

Filter Mounts for a Portable Fan and Methods for Mounting a Filter to a Portable Fan
US 08801824 B2, Aug. 12, 2014, Impeller within or proximate to space encompassed by separating media, Jeffrey P. Whittemore / Zipwall LLC (Arlington, US)
A fan, comprising: fan…

Wedge-Shaped Filter Element With Two Leaf Filters
US 08858668 B2, Oct. 14, 2014, With framework for edge to edge relation, Ulrich Stahl et al. / Carl Freudenberg KG (Weinheim, DE)
A filter element comprising:…

Air Filter System for Use With an HVAC Register
US 08870995 B1, Oct. 28, 2014, Suspended or supported by bracket or from top of frame, Kelly Bender
An air filter system comprising:…

Air Filter Arrangement; Air Cleaner Assembly; And Methods
US 08685130 B2, April 1, 2014, Zigzag, Corrugated, or Conical, David W. Nelson et al. / Donaldson Company, Inc. (Minneapolis, US)
An air filter cartridge comprising:…

Shrouded Particle Separator
US 08679210 B2, March 25, 2014, Aircraft Anti-Ingestion Means, Christopher McAuliffe et al. / Hamilton Sundstrand Corporation (Windsor Locks, US)
A particle separator comprising:…

Direct Replacement Air Filter With Automatic Pleated Filter Media Advance
US 08657906 B2, Feb. 25, 2014, Indefinite or running length, Challen Sullivan
A replacement media advancing air filter in an air handling unit with an air flow…

Honeycomb Filter
US 08580009 B2, Nov. 12, 2013, Ceramic or sintered, Takuya Hiramatsu et al. / NGK Insulators, Ltd. (Nagoya, JP)
A honeycomb filter comprising: a honeycomb basal body including porous partition…

Moisture Reducing Apparatus
US 08568504 B2, Oct. 29, 2013, Plies or layers of different characteristics or orientation, Etienne Rene Jarrier et al. / General Electric Company (Schenectady, US)
A moisture reducing apparatus comprising:…

Handheld Cleaning Appliance
US 08444731 B2, May 21, 2013, Combined serial and parallel arrangement, Michael James Peace et al. / Dyson Technology Limited (Malmesbury, GB)
A handheld cleaning appliance comprising a main body which houses a motor and fan…

Transmission Breather Assembly
US 08454719 B2, June 4, 2013, In motor vehicle, Hoang L. Vo et al. / GM Global Technology Operations LLC (Detroit, US)
A transmission breather assembly comprising, in combination,…

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