Resources Contact Us Home
Browse by Category: Main > Household
Class Information
Number: 4/472
Name: Baths, closets, sinks, and spittoons > Dry closets > Valved bowl > Ventilated
Description: Subject matter including means for removing gases having a disagreeable odor.

Patents under this class:

Patent Number Title Of Patent Date Issued
6977005 Waterless vacuum toilet system for aircraft Dec. 20, 2005
4944045 Condition-specific toilet ventilation system Jul. 31, 1990
4254515 Compost-type toilet equipment Mar. 10, 1981
4196477 Evaporative toilet Apr. 8, 1980

  Recently Added Patents
Diameter signaling for mobile IPv4
Austenitic stainless steel welding wire and welding structure
Non-serialized electronic product registration system and method of operating same
Video stabilization
Image forming apparatus, control method, and storage medium
Inverter, NAND gate, and NOR gate
Global codebook for coordinated multi-point processing
  Randomly Featured Patents
Method of manufacturing semiconductor wafers
Process for preparing polyol esters
Apparatus for providing regulated direct current to magnetizing coils for non-destructive magnetic testing
Food coloring and flavoring agent from defatted wheat germ
Automatic workpiece engaging apparatus in grinding machines
Method of eliminating poly stringer in a memory device
Balanced compressor
Tachyarrhythmia detection and discrimination based on curvature parameters
CAM with automatic writing to the next free address
Air conditioning control system