Granted Patent
Utility
US 4,536,256 · App. 06/516,008
Solvent recovery apparatus
Inventor:
Manuel G. Pastor
Patented Case
View Patent ↗
Granted: Aug 20, 1985
Filed: Jul 20, 1983
Inventor
Manuel G. Pastor
Assignee (at issue)
Recyclene Products, 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.