Granted Patent
Utility
US 6,013,590 · App. 08/593,027
Fibers, nonwoven fabrics, and absorbent articles comprising a biodegradable polyhydroxyalkanoate comprising 3-hydroxybutyrate and 3-hydroxyhexanoate
Inventor:
Isao Noda
Patented Case
View Patent ↗
Granted: Jan 11, 2000
Filed: Jan 29, 1996
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.