Granted Patent
Utility
US 6,228,941 · App. 09/189,571
Powder coating of glycidyl-functional copolymer, dicarboxylic acid and acid-functional polyester
Inventors:
Christian Jean Charles De Cock, Carine Helena Paula Gerets
Patented Case
View Patent ↗
Granted: May 8, 2001
Filed: Nov 11, 1998
Inventors
Christian Jean Charles De Cock
Carine Helena Paula Gerets
Assignee (at issue)
SHELL OIL COMPANY
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.