Granted Patent
Utility
US 6,797,756 · App. 09/860,301
Polymer composition for bottle screw caps
Inventors:
Pascal Agniel, Isabelle Cermelli
Patented Case
View Patent ↗
Granted: Sep 28, 2004
Filed: May 21, 2001
Inventors
Pascal Agniel
Isabelle Cermelli
Assignee (at issue)
BP Chemicals 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.