Granted Patent
Utility
US 4,868,271 · App. 06/790,286
Novel aromatic polymers
Inventors:
Klaus J. Dahl, Patrick J. Horner, Heinrich C. Gors, Viktors Jansons, Richard Whiteley
Patented Case
View Patent ↗
Granted: Sep 19, 1989
Filed: Oct 22, 1985
Inventors
Klaus J. Dahl
Patrick J. Horner
Heinrich C. Gors
Viktors Jansons
Richard Whiteley
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.