Granted Patent
Utility
US 4,350,742 · App. 06/188,516
Method to adhere acrylic films to styrenic polymers
Inventors:
Richard A. Hall, Edward J. Bernier, Jr.
Patented Case
View Patent ↗
Granted: Sep 21, 1982
Filed: Sep 18, 1980
Inventors
Richard A. Hall
Edward J. Bernier, Jr.
Assignee (at issue)
Standard Oil Company (Indiana)
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.