Granted Patent
Utility
US 5,083,489 · App. 07/599,272
Control system for web slitting machine
Inventors:
John W. Tidland, Reinhold A. Schable, Casey M. Vander Bom, Borendra K. Biswas, William R. Miller
Patented Case
View Patent ↗
Granted: Jan 28, 1992
Filed: Oct 16, 1990
Inventors
John W. Tidland
Reinhold A. Schable
Casey M. Vander Bom
Borendra K. Biswas
William R. Miller
Assignee (at issue)
Tidland 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.