IP Library Granted Patent US 4,566,974
Granted Patent Utility
US 4,566,974 · App. 06/685,279

Method of inhibiting scale with copolymer

Inventors: William F. Masler, III, Zahid Amjad
Patented Case View Patent ↗
Granted: Jan 28, 1986 Filed: Dec 24, 1984
Inventors
William F. Masler, III
Zahid Amjad
Assignee (at issue)
B. F. Goodrich 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 4,566,974
App. No.
06/685,279
Filed
1984-12-24
Granted
1986-01-28
Kind
A