Granted Patent
Utility
US 6,259,845 · App. 09/137,408
Dispersion compensating element having an adjustable dispersion
Inventor:
Harshad Sardesai
Patented Case
View Patent ↗
Granted: Jul 10, 2001
Filed: Aug 20, 1998
Inventor
Harshad Sardesai
Assignee (at issue)
Ciena 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.