04337283 is referenced by 77 patents and cites 17 patents.

A playing surface for athletic games comprising a stable subsurface, a pile fabric resembling grass and a compacted top-dressing comprising a mixture of from 25 to 95 volume percent resilient particles and from 5 to 75 volume percent fine sand. The inventive surface is particularly suited for use as a playing field for contact sports such as football, rugby, soccer, field hockey, baseball and the like where players may fall or be knocked down on the playing surface. Preferred resilient materials include cork granules, natural or synthetic rubber particles, synthetic polymer beads and synthetic polymer foam particles.

Title
Synthetic turf playing surface with resilient top-dressing
Application Number
6/186344
Publication Number
4337283
Application Date
September 11, 1980
Publication Date
June 29, 1982
Inventor
Frederick T Haas Jr
147 E. Oakridge Pk., Metairie, 70005
LA, US
Agent
Schwartz Jeffery Schwaab Mack Blumenthal & Koch
IPC
A01N 3/00
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