IP Library Granted Patent US 4,677,028
Granted Patent Utility
US 4,677,028 · App. 06/832,507

Thixotropic coating composition, process for coating a substrate with such coating composition and the coated substrate thus obtained

Inventors: Auke Jan Heeringa, Johannes P. Juffermans, Bart Kaster
Patented Case View Patent ↗
Granted: Jun 30, 1987 Filed: Feb 20, 1986
Inventors
Auke Jan Heeringa
Johannes P. Juffermans
Bart Kaster
Assignee (at issue)
Akzo N.V.

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 4,677,028
App. No.
06/832,507
Filed
1986-02-20
Granted
1987-06-30
Kind
A