Granted Patent
Utility
US 5,256,235 · App. 07/744,344
Method for forming long thin flexible laminates
Inventors:
Richard E. Howell, Weldon M. Johnson
Patented Case
View Patent ↗
Granted: Oct 26, 1993
Filed: Aug 13, 1991
Inventors
Richard E. Howell
Weldon M. Johnson
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.