Granted Patent
Utility
US 5,484,955 · App. 08/083,697
Tri-higher alkyl tin azide and its use
Inventors:
Takeshi Kato, Yasushi Shida
Patented Case
View Patent ↗
Granted: Jan 16, 1996
Filed: Jun 29, 1993
Inventors
Takeshi Kato
Yasushi Shida
Assignee (at issue)
Takeda Chemical Industries Ltd.
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.