Granted Patent
Utility
US 6,131,355 · App. 09/009,283
Deck plank
Inventors:
A. Anthony Groh, Philip H. Stobart
Patented Case
View Patent ↗
Granted: Oct 17, 2000
Filed: Jan 20, 1998
Inventors
A. Anthony Groh
Philip H. Stobart
Assignee (at issue)
Crane Plastics Company LLC
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.