Granted Patent
Utility
US 6,488,673 · App. 09/349,715
Method of increasing gas exchange of a lung
Inventors:
Michael D. Laufer, David Thompson, Bryan Loomas
Patented Case
View Patent ↗
Granted: Dec 3, 2002
Filed: Jul 8, 1999
Inventors
Michael D. Laufer
David Thompson
Bryan Loomas
Assignee (at issue)
BRONCUS TECHNOLOGIES
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.