Granted Patent
Utility
US 4,344,727 · App. 06/188,998
Method and apparatus for stacking and collating articles
Inventor:
Premysl G. Chaloupka
Patented Case
View Patent ↗
Granted: Aug 17, 1982
Filed: Sep 22, 1980
Inventor
Premysl G. Chaloupka
Assignee (at issue)
St. Regis Paper Company
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.