Granted Patent
Utility
US 5,942,597 · App. 08/672,692
Solvent extraction of polyhydroxyalkanoates from biomass
Inventors:
Isao Noda, Lee Arnold Schechtman
Patented Case
View Patent ↗
Granted: Aug 24, 1999
Filed: Jun 28, 1996
Inventors
Isao Noda
Lee Arnold Schechtman
Assignee (at issue)
The Procter & Gamble 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.