Granted Patent
Utility
US 4,474,129 · App. 06/373,064
Riser pipe fairing
Inventors:
Louie W. Watkins, Stephen C. Miller
Patented Case
View Patent ↗
Granted: Oct 2, 1984
Filed: Apr 29, 1982
Inventors
Louie W. Watkins
Stephen C. Miller
Assignee (at issue)
W. R. Grace & Co.
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.