Granted Patent
Utility
US 6,417,356 · App. 09/764,641
Stabilization of vinylether and vinyl lactam formulations against hydrolysis
Inventors:
Arvind Mathur, James A. Dougherty
Patented Case
View Patent ↗
Granted: Jul 9, 2002
Filed: Jan 18, 2001
Inventors
Arvind Mathur
James A. Dougherty
Assignee (at issue)
ISP INVESTMENTS 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.