Granted Patent
Utility
US 5,255,821 · App. 07/988,550
Transportable environmentally safe chemical dispense module
Inventors:
James C. Hall, Jon Goodbread, Kenneth O'Connor
Patented Case
View Patent ↗
Granted: Oct 26, 1993
Filed: Dec 10, 1992
Inventors
James C. Hall
Jon Goodbread
Kenneth O'Connor
Assignee (at issue)
Systems Chemistry, Inc.
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.