Granted Patent
Utility
US 5,871,472 · App. 07/912,463
Planting devices for the focal release of neuroinhibitory compounds
Inventors:
Patrick Aebischer, Patrick A. Tresco
Patented Case
View Patent ↗
Granted: Feb 16, 1999
Filed: Jul 13, 1992
Inventors
Patrick Aebischer
Patrick A. Tresco
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.