Granted Patent
Utility
US 4,297,337 · App. 06/029,576
Solid-phase immunoassays using magnetic glass
Inventors:
Gerald R. Mansfield, Karen L. Travis, William P. Vann
Patented Case
View Patent ↗
Granted: Oct 27, 1981
Filed: Apr 13, 1979
Inventors
Gerald R. Mansfield
Karen L. Travis
William P. Vann
Assignee (at issue)
Corning Glass Works
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.