IP Library › Granted Patent US 4,287,300
Granted Patent Utility
US 4,287,300 · App. 06/061,099

Charge effects in enzyme immunoassays

Inventors: Ian Gibbons, Gerald L. Rowley, Edwin F. Ullman
Patented Case View Patent ↗
Granted: Sep 1, 1981 Filed: Jul 26, 1979
Inventors
Ian Gibbons
Gerald L. Rowley
Edwin F. Ullman
Assignee (at issue)
Syva Company

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 4,287,300
App. No.
06/061,099
Filed
1979-07-26
Granted
1981-09-01
Kind
A