Granted Patent
Utility
US 4,849,337 · App. 07/144,730
Assaying allergen specific IgE levels with fluorogenic enzyme labeled antibody
Inventors:
Emanuel Calenoff, Ruth M. Jones, Yuh-Geng Tsay, John Scott
Patented Case
View Patent ↗
Granted: Jul 18, 1989
Filed: Jan 14, 1988
Inventors
Emanuel Calenoff
Ruth M. Jones
Yuh-Geng Tsay
John Scott
Assignee (at issue)
Minnesota Mining and Manufacturing 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.