Granted Patent
Utility
US 6,569,990 · App. 09/710,222
Plastic articles comprising biodegradable PHA copolymers
Inventor:
Isao Noda
Patented Case
View Patent ↗
Granted: May 27, 2003
Filed: Nov 10, 2000
Inventor
Isao Noda
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.