Granted Patent
Utility
US 6,414,643 · App. 09/853,785
Antenna for portable device
Inventors:
Wei-Li Cheng, Chien-Hsing Fang
Patented Case
View Patent ↗
Granted: Jul 2, 2002
Filed: May 14, 2001
Inventors
Wei-Li Cheng
Chien-Hsing Fang
Assignee (at issue)
Acer Neweb Corp.
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.