Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
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
Liquid crystal panel and liquid crystal display
Food-grade flour from dry fractionated corn germ and collet composition and method for producing same
Reframing circuitry with virtual container drop and insert functionality to support circuit emulation protocols
Method, apparatus and article for detection of transponder tagged objects, for example during surgery
Placental tissue grafts
Methods of saccharification of polysaccharides in plants
Process for production of nickel oxide-stabilized zirconia composite oxide
  Randomly Featured Patents
Multi-tiered lithographic template and method of formation and use
Transport temperature control unit and methods of defrosting an evaporator coil of the same
Method of defending software from debugger attacks
Corrosion inhibition system
Power semiconductor module and method for its production
Method for manufacturing rubber tubes
Adaptive compression and decompression of bandlimited signals
Hydrostatic transmission device for a heavy vehicle
Anti-theft equipment
Method and apparatus for storing acetylene