Granted Patent
Utility
US 5,672,687 · App. 08/375,232
Magnetic protein conjugates, a process for the preparation thereof, and the use thereof
Inventors:
Peter Hermentin, Reiner Donges, Karlheinz Enssle, Roland Kurrle, Friedrich-Robert Seiler
Patented Case
View Patent ↗
Granted: Sep 30, 1997
Filed: Jan 19, 1995
Inventors
Peter Hermentin
Reiner Donges
Karlheinz Enssle
Roland Kurrle
Friedrich-Robert Seiler
Assignee (at issue)
Behringwerke Aktiengesellschaft
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.