Granted Patent
Utility
US 5,577,677 · App. 08/395,563
Axially-compressible coil carrier
Inventors:
Hermann-Josef Frings, Franz Josef Hallmann, Albert Keusch
Patented Case
View Patent ↗
Granted: Nov 26, 1996
Filed: Feb 28, 1995
Inventors
Hermann-Josef Frings
Franz Josef Hallmann
Albert Keusch
Assignee (at issue)
Technimark LLC
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.