Granted Patent
Utility
US 6,506,447 · App. 09/640,509
PROCESS FOR THE CONTINUOUS, SOLVENT- AND MASTICATION-FREE PRODUCTION OF PRESSURE-SENSITIVE SELF-ADHESIVE COMPOSITIONS BASED ON NON-THERMOPLASTIC ELASTOMERS AND COATING THEREOF TO PRODUCE SELF-ADHESIVE ARTICLES
Inventors:
Ralf Hirsch, Sven Hansen, Frank Henke, Klaus Massow, Jorg Speer, Hermann Neuhaus-Steinmetz
Patented Case
View Patent ↗
Granted: Jan 14, 2003
Filed: Aug 17, 2000
Inventors
Ralf Hirsch
Sven Hansen
Frank Henke
Klaus Massow
Jorg Speer
Hermann Neuhaus-Steinmetz
Assignee (at issue)
tesa AG
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.