Granted Patent
Utility
US 6,297,766 · App. 09/235,266
Portable weather indicating device and method
Inventor:
Paul Douglas Koeller
Patented Case
View Patent ↗
Granted: Oct 2, 2001
Filed: Jan 22, 1999
Inventor
Paul Douglas Koeller
Assignee (at issue)
International Business Machines Corporation
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.