Granted Patent
Utility
US 6,258,540 · App. 09/380,696
Non-invasive prenatal diagnosis
Inventors:
Yuk-Ming Dennis Lo, James Stephen Wainscoat
Patented Case
View Patent ↗
Granted: Jul 10, 2001
Filed: Nov 29, 1999
Inventors
Yuk-Ming Dennis Lo
James Stephen Wainscoat
Assignee (at issue)
Isis Innovation 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.