Resources Contact Us Home
Browse by Category: Main > Tools & Hardware
Class Information
Number: 51/284
Name: Abrasive tool making process, material, or composition >

Sub-classes under this class:

Class Number Class Name Patents
51/293 Miscellaneous 800
51/294 Bag or filled cloth 40
51/295 Impregnating or coating an abrasive tool 1,031
51/296 Pore forming 145
51/297 Laminating 262
51/298 With synthetic resin 935
51/299 With rubber or reaction product thereof 49
51/300 With natural resin or reaction product thereof 22
51/301 With protein or reaction product thereof 15
51/302 With carbohydrate or reaction product thereof 30
51/304 With fats, fatty oils or fatty oil acids and salts thereof 46
51/305 With ester-type wax, bituminous material, or tarry residue 20
51/306 With hydrocarbon 76
51/307 With inorganic material 1,737

Patents under this class:

Patent Number Title Of Patent Date Issued

  Recently Added Patents
Steplessly adjustable cymbal locating device
Method and apparatus for rebuilding data in a dispersed data storage network
Transitional replacement of operations performed by a central hub
System and method for storing redundant information
Process for producing dipeptides or dipeptide derivatives
System and method for outputting virtual textures in electronic devices
Restore software with aggregated view of content databases
  Randomly Featured Patents
Error correction circuit and method
Apparatus and method for collecting and crushing seashells on a beach
Rotation angle sensor for internal combustion engine having rotatable detection means
Feed system for injection nozzles
Multiple client/user and capital market funded participating interest in qualifying trust
Inclined disc type fluid compressor
System and method for evaluating a selectable group of people against a selectable set of skills
Game apparatus
Method for producing enhanced-resolution image by use of a plurality of low-resolution images
Treatment of inner ear hair cells