Granted Patent
Utility
US 4,386,697 · App. 06/048,425
Needle pack
Inventor:
Josef Zocher
Patented Case
View Patent ↗
Granted: Jun 7, 1983
Filed: Jun 14, 1979
Inventor
Josef Zocher
Assignee (at issue)
The Singer Company Limited
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.