Granted Patent
Utility
US 6,524,849 · App. 09/938,466
Biological filter structures
Inventors:
Baron V. Adams, Paul C. John, Charles S. Swift
Patented Case
View Patent ↗
Granted: Feb 25, 2003
Filed: Aug 23, 2001
Inventors
Baron V. Adams
Paul C. John
Charles S. Swift
Assignee (at issue)
Bio-Reaction Industries, 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.