Granted Patent
Utility
US 6,039,103 · App. 09/082,692
Apparatus for producing shade material
Inventor:
Chung-Chen Huang
Patented Case
View Patent ↗
Granted: Mar 21, 2000
Filed: May 21, 1998
Inventor
Chung-Chen Huang
Assignee (at issue)
Teh Yor Industrial Col, 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.