Granted Patent
Utility
US 4,456,569 · App. 06/556,670
Encapsulation process
Inventors:
Marius Rodson, Herbert B. Scher
Patented Case
View Patent ↗
Granted: Jun 26, 1984
Filed: Nov 30, 1983
Inventors
Marius Rodson
Herbert B. Scher
Assignee (at issue)
Stauffer Chemical 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.