Granted Patent
Utility
US 5,445,849 · App. 08/152,386
Process for the manufacture of safe and easy-to-transport pellets of chrysotile asbestos
Inventors:
Pierre Delvaux, Pierre Legast, Normand Lesmerises, Eric Beerli
Patented Case
View Patent ↗
Granted: Aug 29, 1995
Filed: Nov 16, 1993
Inventors
Pierre Delvaux
Pierre Legast
Normand Lesmerises
Eric Beerli
Assignee (at issue)
Ceram SNA 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.