Granted Patent
Utility
US 4,705,689 · App. 06/806,133
Use of aqueous sodium or potassium methioninate solution for supplemental mixed fodders with methionine
Inventors:
Herbert Tanner, Heidrun Bertram, Reinhard H. Richter, Manfred Spindler
Patented Case
View Patent ↗
Granted: Nov 10, 1987
Filed: Dec 9, 1985
Inventors
Herbert Tanner
Heidrun Bertram
Reinhard H. Richter
Manfred Spindler
Assignee (at issue)
Degussa AG
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.