Granted Patent
Utility
US 5,429,721 · App. 08/245,663
Process for preparing diacetoxybutene
Inventors:
Hiroaki Kandori, Nobuyuki Murai
Patented Case
View Patent ↗
Granted: Jul 4, 1995
Filed: May 18, 1994
Inventors
Hiroaki Kandori
Nobuyuki Murai
Assignee (at issue)
MITSUBISHI CHEMICAL 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.