IP Library › Granted Patent US 4,847,081
Granted Patent Utility
US 4,847,081 · App. 07/014,499

Synthetic bovine parainfluenza viral proteins

Inventor: John M. Rice
Patented Case View Patent ↗
Granted: Jul 11, 1989 Filed: Mar 30, 1987
Inventor
John M. Rice
Assignee (at issue)
W.R. Grace & Co. Conn.

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 4,847,081
App. No.
07/014,499
Filed
1987-03-30
Granted
1989-07-11
Kind
A