Granted Patent
Utility
US 4,985,027 · App. 07/485,081
Soft tissue aspiration device and method
Inventor:
Thomas Dressel
Patented Case
View Patent ↗
Granted: Jan 15, 1991
Filed: Feb 26, 1990
Inventor
Thomas Dressel
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.