Granted Patent
Utility
US 4,892,538 · App. 07/121,626
In vivo delivery of neurotransmitters by implanted, encapsulated cells
Inventors:
Patrick Aebischer, Shelley R. Winn, Pierre M. Galletti
Patented Case
View Patent ↗
Granted: Jan 9, 1990
Filed: Nov 17, 1987
Inventors
Patrick Aebischer
Shelley R. Winn
Pierre M. Galletti
Assignee (at issue)
Brown University Research Foundation
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.