Granted Patent
Utility
US 6,410,183 · App. 09/293,046
Battery separator with improved shoulders
Inventors:
Daniel E. Weerts, Gordon B. Dobbie
Patented Case
View Patent ↗
Granted: Jun 25, 2002
Filed: Apr 16, 1999
Inventors
Daniel E. Weerts
Gordon B. Dobbie
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.