Granted Patent
Utility
US 6,071,535 · App. 09/255,160
Lipid vesicles formed with alkylammonium fatty acid salts
Inventors:
James A. Hayward, David C. Watkins, Duncan Aust
Patented Case
View Patent ↗
Granted: Jun 6, 2000
Filed: Feb 22, 1999
Inventors
James A. Hayward
David C. Watkins
Duncan Aust
Assignee (at issue)
Collaborative Laboratories, Inc.
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.