Granted Patent
Utility
US 5,859,151 · App. 08/031,422
Degradable blend composition
Inventors:
Yona Eckstein, William R. Wilber, Witoki Szydlowski
Patented Case
View Patent ↗
Granted: Jan 12, 1999
Filed: Feb 26, 1998
Inventors
Yona Eckstein
William R. Wilber
Witoki Szydlowski
Assignee (at issue)
B. F. Goodrich Company
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.