Granted Patent
Utility
US 6,503,264 · App. 09/518,505
Endoscopic device for removing an intragastric balloon
Inventor:
Janel A. Birk
Patented Case
View Patent ↗
Granted: Jan 7, 2003
Filed: Mar 3, 2000
Inventor
Janel A. Birk
Assignee (at issue)
BioEnterics Corporation
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.