Granted Patent
Utility
US 6,548,132 · App. 09/121,082
Packaging biological materials
Inventors:
Raymond Clarke, Donald A. Schultz
Patented Case
View Patent ↗
Granted: Apr 15, 2003
Filed: Jul 23, 1998
Inventors
Raymond Clarke
Donald A. Schultz
Assignee (at issue)
Landec 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.