Granted Patent
Utility
US 6,576,626 · App. 09/786,219
Aminopropylphosphinic acids
Inventors:
Thomas Elebring, Peter R. Guzzo, Marianne Swanson, Sverker Unge
Patented Case
View Patent ↗
Granted: Jun 10, 2003
Filed: Mar 1, 2001
Inventors
Thomas Elebring
Peter R. Guzzo
Marianne Swanson
Sverker Unge
Assignee (at issue)
ASTRAZENECA AB
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.