Resources Contact Us Home
Browse by Category: Main > Household
Class Information
Number: 4/220
Name: Baths, closets, sinks, and spittoons > Ventilation > Sewer > Disinfecting
Description: Sewer ventilators provided with disinfecting apparatus.

Patents under this class:

Patent Number Title Of Patent Date Issued
8161579 Toilet tank mounted odor eliminator Apr. 24, 2012
6886592 Sewer relief valve with integral disinfectant means May. 3, 2005
6643850 Odor removal system Nov. 11, 2003

  Recently Added Patents
Light-reflective anisotropic conductive paste and light-emitting device
Light transformation particle and photobioreactor
Adaptive frame scanning scheme for pulsed X-ray imaging
Agglutination judgment method
SIC semiconductor device and method for manufacturing the same
Dynamic bar oriented user interface
Crowd formation based on wireless context information
  Randomly Featured Patents
Semiconductor device having an amorphous metal layer contact
Portable electronic apparatus
Fiber optic sensing device and method of making and operating the same
Method and apparatus for implementing a hybrid power management mode for a computer with a multi-core processor
Secondary trip system for circuit breaker
Desorption of water molecules in a vacuum system using ultraviolet radiation
Mixer termination for flat frequency response
Radiofrequency (RF) and/or microwave power amplification device and corresponding radiocommunication terminal
Low sintering cordierite powder composition