Granted Patent
Utility
US 6,689,863 · App. 10/065,358
Polycarbonate copolymers and methods for producing the polycarbonate copolymers
Inventors:
Veeraraghavan Srinivasan, Rein Mollerus Faber, Prakash Purushottam Wadgaonkar, Chilukuri Ver Avadhani, Jan-Pleun Lens, Gautam Chatterjee
Patented Case
View Patent ↗
Granted: Feb 10, 2004
Filed: Oct 8, 2002
Inventors
Veeraraghavan Srinivasan
Rein Mollerus Faber
Prakash Purushottam Wadgaonkar
Chilukuri Ver Avadhani
Jan-Pleun Lens
Gautam Chatterjee
Assignee (at issue)
General Electric Company
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.