Granted Patent
Utility
US 5,279,947 · App. 07/931,495
DNA sequence participating in the regulation of the expression of a DNA sequence coding for a precursor of a polypeptide, expression vectors and process for the periplasmic production of the polypeptide
Inventors:
Richard Legoux, Pascal Leplatois, Evelyne Joseph-Liauzun
Patented Case
View Patent ↗
Granted: Jan 18, 1994
Filed: Aug 21, 1992
Inventors
Richard Legoux
Pascal Leplatois
Evelyne Joseph-Liauzun
Assignee (at issue)
Sanofi
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.