Granted Patent
Utility
US 6,055,047 · App. 09/081,986
Device for determining the degree of wear of a paper transport roller
Inventors:
Andreas Schweizer, Reinhard Weltz
Patented Case
View Patent ↗
Granted: Apr 25, 2000
Filed: May 20, 1998
Inventors
Andreas Schweizer
Reinhard Weltz
Assignee (at issue)
EASTMAN KODAK COMPANY
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.