Granted Patent
Utility
US 6,063,395 · App. 09/190,606
Drug delivery device especially for the delivery of progestins and estrogens
Inventors:
Tommi Markkula, Juba Ala-Sorvari, Harri Jukarainen, Matti Lehtinen, Jarkko Ruohonen
Patented Case
View Patent ↗
Granted: May 16, 2000
Filed: Nov 12, 1998
Inventors
Tommi Markkula
Juba Ala-Sorvari
Harri Jukarainen
Matti Lehtinen
Jarkko Ruohonen
Assignee (at issue)
Leiras Oy
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.