Granted Patent
Utility
US 5,939,255 · App. 08/250,346
Yeast artificial chromosomes containing DNA encoding the cystic fibrosis (CFTR) gene
Inventors:
Rakesh Anand, Alexander Fred Markham, John C. Smith, Rashida Anwar, John Hamilton Riley, Donald James Ogilvie, Paul Elvin
Patented Case
View Patent ↗
Granted: Aug 17, 1999
Filed: May 27, 1994
Inventors
Rakesh Anand
Alexander Fred Markham
John C. Smith
Rashida Anwar
John Hamilton Riley
Donald James Ogilvie
Paul Elvin
Assignee (at issue)
Zeneca Limited
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.