Granted Patent
Utility
US 6,258,917 · App. 09/157,588
Extrudable thermoplastic elastomeric urea-extended polyurethane
Inventor:
Edwin C. Slagel
Patented Case
View Patent ↗
Granted: Jul 10, 2001
Filed: Sep 21, 1998
Inventor
Edwin C. Slagel
Assignee (at issue)
Simula, Inc.
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.