Granted Patent
Utility
US 4,819,297 · App. 07/043,496
Sliding door top guide or hanger
Inventors:
Kenneth Jacobs, Torsti T. T. Jerila
Patented Case
View Patent ↗
Granted: Apr 11, 1989
Filed: Apr 28, 1987
Inventors
Kenneth Jacobs
Torsti T. T. Jerila
Assignee (at issue)
Acme General Corportion
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.