Granted Patent
Utility
US 6,083,541 · App. 09/021,417
Method for the preparation of feed pellets
Inventors:
Reinder Sietze Hamstra, Augustinus Franciscus Tromp
Patented Case
View Patent ↗
Granted: Jul 4, 2000
Filed: Feb 9, 1998
Inventors
Reinder Sietze Hamstra
Augustinus Franciscus Tromp
Assignee (at issue)
DSM N.V.
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.