Granted Patent
Utility
US 4,424,094 · App. 06/372,496
Fabric shearing and heating tool
Inventors:
Michael E. Laude, Michael Marra, Corbett W. Stone, Artin G. Vartoukian
Patented Case
View Patent ↗
Granted: Jan 3, 1984
Filed: Apr 28, 1982
Inventors
Michael E. Laude
Michael Marra
Corbett W. Stone
Artin G. Vartoukian
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.