Granted Patent
Utility
US 6,174,649 · App. 09/189,715
Cinnamate-containing photopolymer for orientation film of liquid crystal display (LCD) and method for using the photopolymer to form an orientation film
Inventors:
Jae Geun Park, Do-yun Kim, Hwan Jae Choi, Joo Young Kim
Patented Case
View Patent ↗
Granted: Jan 16, 2001
Filed: Nov 11, 1998
Inventors
Jae Geun Park
Do-yun Kim
Hwan Jae Choi
Joo Young Kim
Assignee (at issue)
Samsung Display Devices Co., Ltd.
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.