Granted Patent
Utility
US 6,032,428 · App. 08/958,277
Modular roll-out portable floor for ice surfaces
Inventors:
Robert J. Rosan, Arnon Rosan, Philip Newman
Patented Case
View Patent ↗
Granted: Mar 7, 2000
Filed: Oct 27, 1997
Inventors
Robert J. Rosan
Arnon Rosan
Philip Newman
Assignee (at issue)
Ameritech Plastics Incorporated (A Delaware Corporation)
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.