Granted Patent
Utility
US 5,451,638 · App. 08/213,312
Copolymeric aminoplast crosslinking agents
Inventors:
Jeno G. Szita, Robert G. Lees
Patented Case
View Patent ↗
Granted: Sep 19, 1995
Filed: Mar 14, 1994
Inventors
Jeno G. Szita
Robert G. Lees
Assignee (at issue)
CYTEC TECHNOLOGY CORP.
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.