Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Browse by Category: Main > Material Science
Class Information
Number: 520
Name: Synthetic resins or natural rubbers -- part of the class 520 series >
Description: Class 520, Synthetic Resins or Natural Rubbers -- Part of the Class 520 Series is to be considered as an integral part of Class 260 and retains all pertinent definitions and class lines of Class 260. Class 520, subclass 1 is the generic subclass for synthetic resins or natural rubbers. All the other classes of the 520 series (i.e., 521,522, 523, 524, 525, 526, 527, and 528) are indented thereunder.










Class Number Class Name No. of Patents
520/1

Synthetic resins or natural rubbers

53
 
 
  Recently Added Patents
Treatment of cancer using the sodium salt of a benzoic acid derivative
Display for displaying three-dimensional images and method for displaying three-dimensional images
Home appreciation participation notes
Video recording and playing apparatus and its control method
Tailoring the band gap of solar cells made of liquid silane by adding germanium
Method of manufacturing semiconductor device
Circuit board having semiconductor chip embedded therein
  Randomly Featured Patents
Maritime power supply system
Storage chamber
Operating element for a proximity relating device for vehicles
Fiber optic swivel coupler and method of use therefor
Method for fabricating a multi-level mask ROM
Multi-purpose retractable tractor toolbar device
Method for the assembly of an inner race for a roller bearing and an annular cage whose openings contain rolling elements
Erasing knife
Paper napkin dispenser
Pump and filter assembly for evaporative coolers