Granted Patent
Utility
US 5,547,871 · App. 08/009,265
Heterologous signal sequences for secretion of insect controlling proteins
Inventors:
Bruce C. Black, Max D. Summers
Patented Case
View Patent ↗
Granted: Aug 20, 1996
Filed: Jan 25, 1993
Inventors
Bruce C. Black
Max D. Summers
Assignee (at issue)
American Cyanamid Company
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.