Granted Patent
Utility
US 6,146,601 · App. 09/428,373
Enrichment of silicon or germanium isotopes
Inventors:
Teimuraz Abesadze, William E. Saunders, Marvin Y. Wachs, Dennis Keith Manning
Patented Case
View Patent ↗
Granted: Nov 14, 2000
Filed: Oct 28, 1999
Inventors
Teimuraz Abesadze
William E. Saunders
Marvin Y. Wachs
Dennis Keith Manning
Assignee (at issue)
Eagle-Picher Industries, Inc.
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.