Granted Patent
Utility
US 6,015,534 · App. 08/422,740
PCR sample tube
Inventor:
John G. Atwood
Patented Case
View Patent ↗
Granted: Jan 18, 2000
Filed: Apr 14, 1995
Inventor
John G. Atwood
Assignee (at issue)
PerkinElmer, 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.