Granted Patent
Utility
US 6,479,581 · App. 09/519,691
Aqueous-based polyamide-amic acid compositions
Inventors:
Daniel J. Ireland, Jan G. Nel, Robert G. Keske
Patented Case
View Patent ↗
Granted: Nov 12, 2002
Filed: Mar 7, 2000
Inventors
Daniel J. Ireland
Jan G. Nel
Robert G. Keske
Assignee (at issue)
Solvay Advanced Polymers, L.L.C.
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.