Granted Patent
Utility
US 4,707,345 · App. 06/604,236
Titanium-aluminum-silicon-oxide molecular sieve compositions and process for preparing the same
Inventors:
Brent M. T. Lok, Bonita K. Marcus, Edith M. Flanigen
Patented Case
View Patent ↗
Granted: Nov 17, 1987
Filed: Apr 26, 1984
Inventors
Brent M. T. Lok
Bonita K. Marcus
Edith M. Flanigen
Assignee (at issue)
Union Carbide 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.