Granted Patent
Utility
US 6,439,890 · App. 09/718,617
Fiber reinforced composite post
Inventors:
Ajit Karmaker, Arun Prasad
Patented Case
View Patent ↗
Granted: Aug 27, 2002
Filed: Nov 22, 2000
Inventors
Ajit Karmaker
Arun Prasad
Assignee (at issue)
Jeneric/Petron, 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.