Granted Patent
Utility
US 6,602,063 · App. 09/621,262
Discontinuous blowing agent delivery system and method
Inventor:
Juan C. Cardona
Patented Case
View Patent ↗
Granted: Aug 5, 2003
Filed: Jul 21, 2000
Inventor
Juan C. Cardona
Assignee (at issue)
Trexel, 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.