Granted Patent
Utility
US 6,010,870 · App. 09/068,893
Composites of polyhydroxy fatty acids and fibrous materials
Inventors:
Helmut Pelzer, Alexander Steinbuchel
Patented Case
View Patent ↗
Granted: Jan 4, 2000
Filed: Nov 3, 1998
Inventors
Helmut Pelzer
Alexander Steinbuchel
Assignee (at issue)
HP-Chemie Pelzer Research & Development Ltd.
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.