Granted Patent
Utility
US 4,044,912 · App. 05/693,101
Lined container for storing and transporting thick viscous substances such as grease having anti-clogging liner support
Inventor:
Dwight E. Nichols
Patented Case
View Patent ↗
Granted: Aug 30, 1977
Filed: Jun 4, 1976
Inventor
Dwight E. Nichols
Assignee (at issue)
Hoover Ball and Bearing 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.