Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Browse by Category: Main > Entertainment & Recreation
Class Information
Number: 472/93
Name: Amusement devices > Surface or enclosure for athletic or exhibition event (e.g., arena, track, court, playing field, etc.) > Fight ring
Description: Amusement device wherein the underlying floor or ground surface or laterally confining structure is specifically adapted to support or confine opposing contestants as they battle with one another.










Patents under this class:

Patent Number Title Of Patent Date Issued
8690696 Systems and methods for martial arts combat Apr. 8, 2014
8262493 Systems and methods for martial arts combat Sep. 11, 2012
8109835 Systems and methods for martial arts combat Feb. 7, 2012
7985143 Boxing ring corner mat Jul. 26, 2011
7789046 Non-lethal gamecock sparring match, equipment and methods Sep. 7, 2010
7731594 Concave martial arts platform with inclined constraint net Jun. 8, 2010
7238127 Limited contact athletic game Jul. 3, 2007
6928960 Non-lethal gamecock sparring match, equipment & methods Aug. 16, 2005
6340334 Portable fight ring Jan. 22, 2002
5542894 Flexible athletic training perimeter system Aug. 6, 1996











 
 
  Recently Added Patents
Double patterning method using tilt-angle deposition
Single-electron detection method and apparatus for solid-state intensity image sensors with a charge splitting device
Pyrrolidine-1,2-dicarboxamide derivatives
Glass or glass-ceramic pane reflecting infrared radiation
Mechanical and moisture protection apparatus for electronic devices
Multiple CQI feedback for cellular networks
System and method for browsing tabbed-heterogeneous windows
  Randomly Featured Patents
Dispensing carton with cutting means protector
Out-of-step blocking unit
Shoulder joint endoprosthesis
Client-side tool for splitting or truncating text strings for interactive television
Method and apparatus for cleaning an endoscope lens
Ink jet compositions for lithographic printing
Apparatus and method for cleaning semiconductor wafers
Biased acid cleaning of a copper-invar-copper laminate
1,5-Diaminoheptanol-1,6,
Antiferroelectric liquid crystal with polarizing axes oriented between a molecular axis direction in rightward-tilted antiferroelectric state and a molecular axis direction in leftward-tilted