IP Library Granted Patent US 4,401,372
Granted Patent Utility
US 4,401,372 · App. 06/101,981

Contact lens

Inventors: William L. Mancini, Donald R. Korb, Miguel F. Refojo
Patented Case View Patent ↗
Granted: Aug 30, 1983 Filed: Dec 10, 1979
Inventors
William L. Mancini
Donald R. Korb
Miguel F. Refojo
Assignee (at issue)
Syntex (U.S.A.) 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.

Order Certified Copies
Most orders are placed with the USPTO same day — all within 24 business hours.
Order via The Patent Place →
Pre-filled with this patent's details
Quick Facts
Patent No.
US 4,401,372
App. No.
06/101,981
Filed
1979-12-10
Granted
1983-08-30
Kind
A