Granted Patent
Utility
US 5,981,615 · App. 08/981,077
Polymerizable siloxane macromonomers
Inventors:
Gordon Francis Meijs, Bronwyn Glenice Laycock
Patented Case
View Patent ↗
Granted: Nov 9, 1999
Filed: Mar 9, 1998
Inventors
Gordon Francis Meijs
Bronwyn Glenice Laycock
Assignees (at issue)
CIBA Vision Corporation
Commonwealth Scientific and Industrial Research Organisation
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.