Granted Patent
Utility
US 6,497,155 · App. 09/247,722
Article comprising a particle retrieval device
Inventors:
Ilya Feygin, Rhett L. Affleck, Aleksandr Grinberg, Thuc Nguyen
Patented Case
View Patent ↗
Granted: Dec 24, 2002
Filed: Feb 9, 1999
Inventors
Ilya Feygin
Rhett L. Affleck
Aleksandr Grinberg
Thuc Nguyen
Assignee (at issue)
PHARMACOPEIA, LLC
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.