Granted Patent
Utility
US 6,551,950 · App. 09/445,800
Surface coatings
Inventors:
Jas Pal Singh Badyal, Stephen Coulson, Colin R. Willis, Stuart Anson Brewer
Patented Case
View Patent ↗
Granted: Apr 22, 2003
Filed: Feb 11, 2000
Inventors
Jas Pal Singh Badyal
Stephen Coulson
Colin R. Willis
Stuart Anson Brewer
Assignee (at issue)
The Secretary of State for Defence in Her Britannic Majesty's Government of the United Kingdom of Great Britain and Northern Ireland
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.