Granted Patent
Utility
US 6,586,111 · App. 10/124,094
Corrugated multilayer metal foil insulation panels and methods of making
Inventors:
Christopher V. Ragland, Raymond E. Ragland, Matthew S. Remke, J. Bradley Pearce
Patented Case
View Patent ↗
Granted: Jul 1, 2003
Filed: Apr 16, 2002
Inventors
Christopher V. Ragland
Raymond E. Ragland
Matthew S. Remke
J. Bradley Pearce
Assignee (at issue)
ATD Corporation
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.