Granted Patent
Utility
US 5,986,270 · App. 08/990,870
Particle-optical apparatus including a low-temperature specimen holder
Inventors:
Bernardus Jacobus Marie Bormans, Alan Frank de Jong, Karel Diederick Van Der Mast, Raymond Wagner, Peter E. S. J. Asselbergs
Patented Case
View Patent ↗
Granted: Nov 16, 1999
Filed: Dec 15, 1997
Inventors
Bernardus Jacobus Marie Bormans
Alan Frank de Jong
Karel Diederick Van Der Mast
Raymond Wagner
Peter E. S. J. Asselbergs
Assignee (at issue)
U.S. Philips 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.