Granted Patent
Utility
US 5,279,941 · App. 07/897,706
Determination of endometrial receptivity toward embryo implantation
Inventor:
Bruce Lessey
Patented Case
View Patent ↗
Granted: Jan 18, 1994
Filed: Jun 12, 1992
Inventor
Bruce Lessey
Assignee (at issue)
The Trustees of the University of Pennsylvania
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.