Granted Patent
Utility
US 6,593,387 · App. 10/122,454
Process for making high resilience foams
Inventors:
Alain Parfondry, Jianming Yu
Patented Case
View Patent ↗
Granted: Jul 15, 2003
Filed: Apr 12, 2002
Inventors
Alain Parfondry
Jianming Yu
Assignee (at issue)
HUNTSMAN INTERNATIONAL LLC
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.