Granted Patent
Utility
US 4,874,596 · App. 06/625,197
Production of crystalline structures
Inventor:
Jerome H. Lemelson
Patented Case
View Patent ↗
Granted: Oct 17, 1989
Filed: Jun 28, 1984
Inventor
Jerome H. Lemelson
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.