Granted Patent
Utility
US 5,084,035 · App. 07/499,871
Drainage device
Inventors:
Lawrence A. Salvadori, Gerald H. Taylor
Patented Case
View Patent ↗
Granted: Jan 28, 1992
Filed: Mar 27, 1990
Inventors
Lawrence A. Salvadori
Gerald H. Taylor
Assignee (at issue)
The Kendall Company LP
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.