Granted Patent
Utility
US 5,511,564 · App. 08/382,280
Laparoscopic stretching instrument and associated method
Inventor:
Peter J. Wilk
Patented Case
View Patent ↗
Granted: Apr 30, 1996
Filed: Feb 1, 1995
Inventor
Peter J. Wilk
Assignee (at issue)
Valleylab, Inc.
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.