Granted Patent
Utility
US 5,279,708 · App. 07/731,049
Spray drying process with spinning atomizer
Inventors:
William Malcolm Logan Wood, Margaret L. Steel, Philip Norton-Berry
Patented Case
View Patent ↗
Granted: Jan 18, 1994
Filed: Jul 16, 1991
Inventors
William Malcolm Logan Wood
Margaret L. Steel
Philip Norton-Berry
Assignee (at issue)
IMPERIAL CHEMICAL INDUSTRIES LIMITED
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.