Granted Patent
Utility
US 4,740,253 · App. 06/783,371
Method for preassembling a composite coupling
Inventors:
John A. Simpson, Keith Melton, Tom Duerig
Patented Case
View Patent ↗
Granted: Apr 26, 1988
Filed: Oct 7, 1985
Inventors
John A. Simpson
Keith Melton
Tom Duerig
Assignee (at issue)
Raychem Limited
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.