Granted Patent
Utility
US 5,366,498 · App. 08/016,490
Device for treating fine superficial facial lines
Inventors:
Ann B. Brannan, Roseann Burhenne, Frank DeLustro, Thomas L. Smestad, Louis Fries, Rees M. Orland
Patented Case
View Patent ↗
Granted: Nov 22, 1994
Filed: Feb 10, 1993
Inventors
Ann B. Brannan
Roseann Burhenne
Frank DeLustro
Thomas L. Smestad
Louis Fries
Rees M. Orland
Assignee (at issue)
COLLAGEN CORPORATION
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.