Resources Contact Us Home
Browse by Category: Main > Entertainment & Recreation
Class Information
Number: D21/240
Name: Games, toys, and sports goods >

Sub-classes under this class:

Class Number Class Name Patents
D21/300 Game or gambling article 46
D21/398 Toy 180
D21/662 Exercise equipment 392
D21/698 Sports equipment 55
D21/811 Amusement, playground equipment or entertainment article not elsewhere specified 44
D21/834 Tent 116
D21/900 Backgammon game or gameboard 21

Patents under this class:

Patent Number Title Of Patent Date Issued

  Recently Added Patents
Etching composition
RFID device using single antenna for multiple resonant frequency ranges
System and method for testing an integrated circuit embedded in a system on a chip
Exposure method, exposure apparatus, and method for producing device
Coreference resolution in an ambiguity-sensitive natural language processing system
Churn prediction and management system
Electro-optical device, method of manufacturing the same, and electronic apparatus
  Randomly Featured Patents
Toy gun
Data storage system having CPUs adapted to perform a second atomic operation request prior to completion of a first atomic operation request
Television function selection method, television receiver and remote commander for television receiver
Method and system for allocating aircraft arrival/departure slot times
Non-volatile memory with dual voltage select gate structure
Method of and apparatus for reverse playback of a time division multiplexed signal
Self-biased scorotron grid power supply and electrostatic voltmeter operable therefrom
Logging metadata modifications in a data storage system
Probe holder for testing of a test device
Hand-location post-process refinement in a tracking system