Granted Patent
Utility
US 4,553,955 · App. 06/616,331
Multi-angle adapter for fixed angle centrifuge rotor
Inventors:
Kin Lam, Ronald K. Williams
Patented Case
View Patent ↗
Granted: Nov 19, 1985
Filed: Jun 1, 1984
Inventors
Kin Lam
Ronald K. Williams
Assignee (at issue)
Beckman Instruments, 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.