Granted Patent
Utility
US 5,206,341 · App. 07/795,776
Polymers from hydroxy acids and polycarboxylic acids
Inventors:
Augusto Caesar Ibay, Linwood P. Tenney
Patented Case
View Patent ↗
Granted: Apr 27, 1993
Filed: Nov 21, 1991
Inventors
Augusto Caesar Ibay
Linwood P. Tenney
Assignee (at issue)
SOUTHERN RESEARCH INSTITUTE
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.