Granted Patent
Utility
US 5,882,112 · App. 08/900,102
Elastomer mixing unit
Inventor:
Julius Peter
Patented Case
View Patent ↗
Granted: Mar 16, 1999
Filed: Jul 25, 1997
Inventor
Julius Peter
Assignee (at issue)
Continental AG
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.