Granted Patent
Utility
US 5,905,162 · App. 09/057,178
Enhanced production of bridged hafnocenes
Inventor:
Ronny W. Lin
Patented Case
View Patent ↗
Granted: May 18, 1999
Filed: Apr 8, 1998
Inventor
Ronny W. Lin
Assignee (at issue)
ALBEMARLE 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.