Resources Contact Us Home
Browse by Category: Main > Entertainment & Recreation
Class Information
Number: 273/138.5
Name: Amusement devices: games > Chance devices > Gravity-propelled chance element randomly traverses or enters alternative paths > Liquid-filled path
Description: A chance device including a gravity-propelled chance element further including a nongaseous fluid contained within at least one of the possible courses.

Patents under this class:

Patent Number Title Of Patent Date Issued
7478811 Wave driven gaming apparatus Jan. 20, 2009
5924691 Liquid-filled display or amusement device having diving object therein Jul. 20, 1999
5857910 Game machine using object pieces suspended in liquid Jan. 12, 1999
5718428 Educational device Feb. 17, 1998
5301942 Coin drop amusement game Apr. 12, 1994
4418912 Amusement device Dec. 6, 1983

  Recently Added Patents
Portable device for treating insect bites and the like
Process for improving the hydrolysis of cellulose in high consistency systems using one or more unmixed and mixed hydrolysis reactors
Novelty headband
Image processing system and method
Video stabilization
Combination of the application of antibodies for immunostimulation together with glucocorticoids
Electronic multiparty accounts receivable and accounts payable system
  Randomly Featured Patents
Chrysanthemum plant named `Skylark`
Silicon and latex-based composition for the treatment of keratinous substances
Circuit arrangement for the transmission of data signals between subscriber terminals operating with different data transmission procedures
Imaging lens and imaging apparatus
Sealed coaxial feedthrough connector
Electromagnetic wave absorber formed of Mn-Zn ferrite
Method for reducing defect concentrations in crystals
Method and apparatus for identifying and correcting date calculation errors caused by truncated year values
Ultra-high purity nitrogen trifluoride production method, and unit therefor
Hard imaging device vapor removal systems, hard imaging devices, and hard imaging methods