Resources Contact Us Home
Browse by Category: Main > Entertainment & Recreation
Class Information
Number: D21/50
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
Methods and systems for use in tracking targets for direction finding systems
Methods, systems, and physical computer storage media for processing a plurality of input/output request jobs
Orthogonal tunable antenna array for wireless communication devices
Frequency offset estimation apparatus and method of OFDM system
Vacuum cleaner filter adapter ring
System and method for testing an integrated circuit embedded in a system on a chip
Image forming apparatus
  Randomly Featured Patents
Substoichiometric fuel firing for minimum NO.sub.x emissions
Adjustable locking strap
Lacrosse pocket having runners with pre-sewn apertures
Apparatus and method for performing thin film layer thickness metrology on a thin film layer having shape deformations and local slope variations
Tilt sensor and top cover plate thereof
Level shifting circuit for semiconductor device
Cellular phone capable of measuring temperature by IR means
Industrial drum dispensing stand with drip catch basin
Cleaning composition and its method of use
Half-bandwidth based quadrature analog-to-digital converter