Granted Patent
Utility
US 4,497,853 · App. 06/578,727
Synthetic turf carpet game playing surface
Inventor:
Seymour A. Tomarin
Patented Case
View Patent ↗
Granted: Feb 5, 1985
Filed: Feb 9, 1984
Inventor
Seymour A. Tomarin
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.