Granted Patent
Utility
US 4,624,760 · App. 06/742,709
Filter cleaning
Inventors:
John S. Pottinger, Andrew Derek Turner, William R. Bowen, Dennis R. Cox
Patented Case
View Patent ↗
Granted: Nov 25, 1986
Filed: Jun 7, 1985
Inventors
John S. Pottinger
Andrew Derek Turner
William R. Bowen
Dennis R. Cox
Assignee (at issue)
United Kingdom Atomic Energy Authority
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.