Granted Patent
Utility
US 6,508,432 · App. 09/809,005
Dual toilet roll dispenser
Inventor:
Semion Krivulin
Patented Case
View Patent ↗
Granted: Jan 21, 2003
Filed: Mar 16, 2001
Inventor
Semion Krivulin
Assignee (at issue)
Englewood Ventures 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.