Granted Patent
Utility
US 6,568,807 · App. 09/865,063
Contact lens with moulded inversion mark
Inventors:
Richard C. Rogers, Robert Andrew Broad, Gordon Frederick Maccabee, Stephen Williams
Patented Case
View Patent ↗
Granted: May 27, 2003
Filed: May 24, 2001
Inventors
Richard C. Rogers
Robert Andrew Broad
Gordon Frederick Maccabee
Stephen Williams
Assignee (at issue)
NOVARTIS AG
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.