Granted Patent
Utility
US 5,733,723 · App. 08/295,082
Stable gene amplification in chromosomal DNA of prokaryotic microorganisms
Inventors:
Christiaan A. G. van Eekelen, Johannes C. Van Der Laan, Leo J. S. M. Mulleners
Patented Case
View Patent ↗
Granted: Mar 31, 1998
Filed: Aug 24, 1994
Inventors
Christiaan A. G. van Eekelen
Johannes C. Van Der Laan
Leo J. S. M. Mulleners
Assignee (at issue)
Gist-Brocades
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.