Granted Patent
Utility
US 5,874,105 · App. 08/594,175
Lipid vesicles formed with alkylammonium fatty acid salts
Inventors:
David C. Watkins, Thomas J. Vichroski, James A. Hayward
Patented Case
View Patent ↗
Granted: Feb 23, 1999
Filed: Jan 31, 1996
Inventors
David C. Watkins
Thomas J. Vichroski
James A. Hayward
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.