Granted Patent
Utility
US 5,236,592 · App. 07/719,245
Haemocompatible composite material and method of using thereof
Inventors:
Philippe Dejardin, Feng Yan, Adrien Schmitt
Patented Case
View Patent ↗
Granted: Aug 17, 1993
Filed: Jun 21, 1991
Inventors
Philippe Dejardin
Feng Yan
Adrien Schmitt
Assignee (at issue)
Hospal Industrie
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.