Granted Patent
Utility
US 5,993,721 · App. 08/931,522
Molding process utilizing a molding apparatus
Inventors:
Fumio Kurihara, Mitsuyoshi Kumamoto, Yasuhito Ito, Masanobu Nagano, Jun Nakamura
Patented Case
View Patent ↗
Granted: Nov 30, 1999
Filed: Sep 16, 1997
Inventors
Fumio Kurihara
Mitsuyoshi Kumamoto
Yasuhito Ito
Masanobu Nagano
Jun Nakamura
Assignee (at issue)
JSR 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.