Granted Patent
Utility
US 6,544,925 · App. 09/517,831
Activatable time-temperature indicator system
Inventors:
Thaddeus Prusik, Raymond M. Arnold, Allan P. Piechowski
Patented Case
View Patent ↗
Granted: Apr 8, 2003
Filed: Mar 2, 2000
Inventors
Thaddeus Prusik
Raymond M. Arnold
Allan P. Piechowski
Assignee (at issue)
LifeLines Technology, 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.