Granted Patent
Utility
US 5,760,144 · App. 08/678,661
Aliphatic polyester polymer blends, methods for manufacturing the same, and methods for milding aliphatic polyester polymer blends
Inventors:
Eiichi Ozeki, Jun Nagata, Teizi Urakami
Patented Case
View Patent ↗
Granted: Jun 2, 1998
Filed: Jul 11, 1996
Inventors
Eiichi Ozeki
Jun Nagata
Teizi Urakami
Assignees (at issue)
MITSUBISHI GAS CHEMICAL COMPANY, INC.
SHIMADZU CORPORATION
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.