Granted Patent
Utility
US 5,230,744 · App. 07/788,002
Method for cleaning bag machinery
Inventors:
David A. Smith, Clark M. Woody, Philip G. Velez, Herbert B. Geiger, Charles R. Amos
Patented Case
View Patent ↗
Granted: Jul 27, 1993
Filed: Nov 5, 1991
Inventors
David A. Smith
Clark M. Woody
Philip G. Velez
Herbert B. Geiger
Charles R. Amos
Assignee (at issue)
Dowbrands L.P.
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.