Granted Patent
Utility
US 6,794,023 · App. 10/111,497
Polymer products comprising soft and elastic biodegradable polyhydroxyalkanoate copolymer compositions and methods of preparing such polymer products
Inventors:
David Harry Melik, Isao Noda
Patented Case
View Patent ↗
Granted: Sep 21, 2004
Filed: Apr 25, 2002
Inventors
David Harry Melik
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.