Granted Patent
Utility
US 6,648,043 · App. 09/721,298
Thermoformer for forming and heat bonding a thermoplastic sheet to a substrate
Inventors:
James Kundinger, Victor L. Chun, Fredrick A. Nehring
Patented Case
View Patent ↗
Granted: Nov 18, 2003
Filed: Nov 22, 2000
Inventors
James Kundinger
Victor L. Chun
Fredrick A. Nehring
Assignee (at issue)
Brown Machine, 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.