Granted Patent
Utility
US 5,695,968 · App. 08/479,638
Process for production of D-.alpha.-amino acids
Inventors:
Hirokazu Nanba, Yukio Yamada, Masayuki Takano, Yasuhiro Ikenaka, Satomi Takahashi, Kazuyoshi Yajima
Patented Case
View Patent ↗
Granted: Dec 9, 1997
Filed: Jun 7, 1995
Inventors
Hirokazu Nanba
Yukio Yamada
Masayuki Takano
Yasuhiro Ikenaka
Satomi Takahashi
Kazuyoshi Yajima
Assignee (at issue)
Kanegafuchi Kagaku Kogyo Kabushiki Kaisha
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.