Granted Patent
Utility
US 6,004,573 · App. 08/943,167
Biodegradable low molecular weight triblock poly(lactide-co-glycolide) polyethylene glycol copolymers having reverse thermal gelation properties
Inventors:
Ramesh C. Rathi, Gaylen M. Zentner
Patented Case
View Patent ↗
Granted: Dec 21, 1999
Filed: Oct 3, 1997
Inventors
Ramesh C. Rathi
Gaylen M. Zentner
Assignee (at issue)
Macromed, Inc.
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.