Resources Contact Us Home
Browse by Category: Main > Industrial
Class Information
Number: 239/42
Name: Fluid sprinkling, spraying, and diffusing > Slow diffusers > Gravity flow of liquid from supply holder > Barometric flow to secondary holder > Porous distributor to atmosphere
Description: Apparatus having a foraminous or liquid permeable element exposed to the ambient atmosphere and in the auxiliary reservoir.

Patents under this class:

Patent Number Title Of Patent Date Issued
8070139 Air treatment device having an audible indicator Dec. 6, 2011
7926735 Fragrance package, dispenser, and method Apr. 19, 2011
7681806 Vapor dispersing device and method Mar. 23, 2010
7111794 Static air freshener Sep. 26, 2006
7051949 Volatilizing apparatus May. 30, 2006
7025283 Air freshener for motor vehicles Apr. 11, 2006
6994270 Semi-enclosed gel delivery device Feb. 7, 2006
6896196 Evaporative container for volatile substances May. 24, 2005
5271560 Drip dispenser Dec. 21, 1993
5172859 Liquid diffuser device Dec. 22, 1992
4477414 Evaporative container Oct. 16, 1984

  Recently Added Patents
Automatic logical position adjustment of multiple screens
Buffering stop structure and corresponding packing case
Cavernous nerve stimulation via unidirectional propagation of action potentials
Model matching for trace link generation
Method of transmitting and receiving wireless resource information
System for programming domestic appliances and method for programming assembly-line programmable domestic appliances
  Randomly Featured Patents
High quantum yield acridinium compounds and their uses in improving assay sensitivity
Packet processing with re-insertion into network interface circuitry
Two knuckle electrical hinge
Use of spiro compounds as laser dyes
Measurement method and measurement apparatus that measure a surface figure of an aspheric surface based on an interference pattern
Removable light-off port plug for use in burners
Hydrotherapy and exercise device with integrated lift and treadmill means
Statistical adaptive-filter controller
IP-flow identification in a wireless point to multi-point transmission system
Treatment of concentrated industrial wastewaters originating from oil shale and the like by electrolysis polyurethane foam interaction