Granted Patent
Utility
US 4,588,393 · App. 06/497,642
Apparatus and method for folding cut sheet paper
Inventors:
John Cogswell, Robert Fokos
Patented Case
View Patent ↗
Granted: May 13, 1986
Filed: May 24, 1983
Inventors
John Cogswell
Robert Fokos
Assignee (at issue)
Sun Chemical 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.