Granted Patent
Utility
US 5,691,335 · App. 08/615,277
Imidazolidine derivative and use thereof
Inventors:
Harukazu Fukami, Motoo Sumida, Shinjiro Niwata, Saki Kakutani, Saitoh Masayuki, Shibata Hiroshi, Kiso Yoshinobu
Patented Case
View Patent ↗
Granted: Nov 25, 1997
Filed: Mar 28, 1996
Inventors
Harukazu Fukami
Motoo Sumida
Shinjiro Niwata
Saki Kakutani
Saitoh Masayuki
Shibata Hiroshi
Kiso Yoshinobu
Assignee (at issue)
SUNTORY HOLDINGS LIMITED
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.