Granted Patent
Utility
US 4,231,949 · App. 05/928,795
Process for preparing organotin esters
Inventors:
Mario Q. Ceprini, John D. Collins, Samuel Hoch, Donald A. Wood
Patented Case
View Patent ↗
Granted: Nov 4, 1980
Filed: Jul 28, 1978
Inventors
Mario Q. Ceprini
John D. Collins
Samuel Hoch
Donald A. Wood
Assignee (at issue)
Albright & Wilson 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.