Granted Patent
Utility
US 4,980,430 · App. 07/481,037
Epoxy vinyl ethers and synthesis of an epoxy vinyl ether from a hydroxylated vinyl ether and a diepoxide
Inventors:
Kou-Chang Liu, Fulvio J. Vara, James A. Dougherty
Patented Case
View Patent ↗
Granted: Dec 25, 1990
Filed: Feb 16, 1990
Inventors
Kou-Chang Liu
Fulvio J. Vara
James A. Dougherty
Assignee (at issue)
GAF Chemicals Corporation
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.