Granted Patent
Utility
US 6,087,148 · App. 09/143,206
Method of purification of cellulose from a broth solution by crystallization
Inventors:
Anders Rancke-Madsen, Mads Laustsen
Patented Case
View Patent ↗
Granted: Jul 11, 2000
Filed: Aug 28, 1998
Inventors
Anders Rancke-Madsen
Mads Laustsen
Assignee (at issue)
Novo Nordisk A/S
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.