Granted Patent
Utility
US 5,637,504 · App. 08/308,479
Stable yeast 2 .mu.m vector
Inventors:
Edward Hinchliffe, Simon A. Chinery
Patented Case
View Patent ↗
Granted: Jun 10, 1997
Filed: Sep 19, 1994
Inventors
Edward Hinchliffe
Simon A. Chinery
Assignee (at issue)
Delta Biotechnology 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.