Resources Contact Us Home
Browse by Category: Main > Household
Class Information
Number: 4/263
Name: Baths, closets, sinks, and spittoons > Spittoons > Flushing > Dental
Description: Spittoons specialized for the use of dentists.

Sub-classes under this class:

Class Number Class Name Patents
4/264 Rotary member 1

Patents under this class:

Patent Number Title Of Patent Date Issued
8490291 Dryer Jul. 23, 2013
8393022 Thin-film splash guard for a dental cuspidor Mar. 12, 2013
5788217 Cuspidor water supply valving Aug. 4, 1998
5421996 Separator for separating with locking element mounted sensor Jun. 6, 1995
5367717 Cuspidor Nov. 29, 1994
4470163 Spitting device for dental purposes Sep. 11, 1984
4344756 Water recycler for dental operatories Aug. 17, 1982
4307475 Vacuum cuspidor Dec. 29, 1981
4245989 Water economizing system for dental equipment Jan. 20, 1981
4165546 Portable cuspidor Aug. 28, 1979
3964112 Dental cuspidor with fluid recirculation system Jun. 22, 1976

  Recently Added Patents
Generalized AC-DC synchronous rectification techniques for single- and multi-phase systems
Out-of-order load/store queue structure
Method and system for imaging a cross section of a specimen
Headset, terminal, and method capable of switching headset mode
Scale information for drawing annotations
Method and apparatus for power management control of an embedded memory having sleep and shutdown features
People engine optimization
  Randomly Featured Patents
Front face of a vehicle wheel
Method and apparatus for inexpensively monitoring and controlling remotely distributed appliances
Semiconductor memory device with on-chip boosted power supply voltage generator
Communication apparatus and frame transmission method
Display for eyeglasses with multiple optical center distances and method for displaying such eyeglasses
PTC thermistor controlled electric diesel fuel heater
Apparatus and method for object based rate control in a coding system
Press-fit pick
Method and apparatus for inspecting pattern defects
Adjustable tied-diaphragm gas pressure regulator