Granted Patent
Utility
US 4,335,167 · App. 06/155,453
Brake fluid reservoir comprising polymethylpentene and 10-20% glass fibers
Inventor:
John W. Kolditz
Patented Case
View Patent ↗
Granted: Jun 15, 1982
Filed: Jun 2, 1980
Inventor
John W. Kolditz
Assignee (at issue)
Edison International Inc.
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.