Resources Contact Us Home
Browse by Category: Main > Household
Class Information
Number: 4/DIG.11
Name: Baths, closets, sinks, and spittoons > Oil toilet

Patents under this class:

Patent Number Title Of Patent Date Issued
6589440 Waterless urinal with liquid seal, liquid seal and method of using liquid seal Jul. 8, 2003
6487731 Self-cleaning, waste storing, odorless, environmentally friendly toilet for humans and animals Dec. 3, 2002
4627383 Animal waste collection arrangement Dec. 9, 1986
4519103 Self-contained sewage waste disposal system May. 28, 1985
4433443 Self-contained flow through sewage waste disposal system Feb. 28, 1984
4313233 Waterless flush toilet system Feb. 2, 1982
4222130 Waterless flush toilet system Sep. 16, 1980
4070714 Sewerless recirculating toilet and human waste storage system Jan. 31, 1978
4040956 Synthetic flush fluids Aug. 9, 1977
4028747 Oil toilet Jun. 14, 1977
3974528 Sewage system with reusable flush medium Aug. 17, 1976
3951796 Oil recirculating toilets Apr. 20, 1976
3934275 Oil recovery system Jan. 27, 1976

  Recently Added Patents
Organic light emitting display device and method of manufacturing the same
Horizontal cable manager
Charged-particle beam lens
Moulded tie strips
Method and apparatus for transcoding and transrating in distributed video systems
Real-time application of filters based on image attributes
Resist composition and method for producing resist pattern
  Randomly Featured Patents
Method for selective internal platinization of porous aluminosilicates
Device for ensuring the replacement of a strip support roll in heat treatment furnace
Vending machine dispensing mechanism
Data bus having switch for selectively connecting and disconnecting devices to or from the bus
Image reproducing method and image reproducing apparatus
Virus detection system, method and computer program product for handheld computers
Arrangement in an ice machine
Portable, recoilable hose system
Simulation method and device for aiding the design of a fluid torque converter
Surgical irrigation and aspiration system with dampening device