Granted Patent
Utility
US 6,072,023 · App. 09/119,557
Polyamides from dimer and trimer acid esters and methods for their preparation
Inventors:
Setsuo Sato, Ramiro Carielo Bueno, Wanderson Bueno De Almeida
Patented Case
View Patent ↗
Granted: Jun 6, 2000
Filed: Jul 21, 1998
Inventors
Setsuo Sato
Ramiro Carielo Bueno
Wanderson Bueno De Almeida
Assignee (at issue)
Henkel 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.