Granted Patent
Utility
US 6,100,362 · App. 08/946,347
Sulfur-containing urethane-based resin and composition and process for producing the resin
Inventors:
Koju Okazaki, Yoshinobu Kanemura, Teruyuki Nagata
Patented Case
View Patent ↗
Granted: Aug 8, 2000
Filed: Oct 7, 1997
Inventors
Koju Okazaki
Yoshinobu Kanemura
Teruyuki Nagata
Assignee (at issue)
MITSUI CHEMICALS, INC.
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.