Granted Patent
Utility
US 5,448,585 · App. 08/267,727
Article comprising a quantum well laser
Inventors:
Grigory Belenky, Rudolf F. Kazarinov
Patented Case
View Patent ↗
Granted: Sep 5, 1995
Filed: Jun 29, 1994
Inventors
Grigory Belenky
Rudolf F. Kazarinov
Assignee (at issue)
AT & T IPM Corp.
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.