Granted Patent
Utility
US 6,834,345 · App. 09/924,616
Method for data preparation and watermark insertion
Inventors:
Jeffrey Adam Bloom, Ingemar J. Cox, Matthew L. Miller
Patented Case
View Patent ↗
Granted: Dec 21, 2004
Filed: Aug 8, 2001
Inventors
Jeffrey Adam Bloom
Ingemar J. Cox
Matthew L. Miller
Assignee (at issue)
NEC 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.