Granted Patent
Utility
US 5,128,397 · App. 07/697,837
Stabilized ethylene-vinyl acetate copolymer hot melt adhesive systems
Inventors:
Douglas W. Horsey, Ambelal R. Patel
Patented Case
View Patent ↗
Granted: Jul 7, 1992
Filed: May 9, 1991
Inventors
Douglas W. Horsey
Ambelal R. Patel
Assignee (at issue)
Ciba-Geigy
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.