The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 10, 2022
Filed:
Jul. 10, 2018
Applicant:
3m Innovative Properties Company, St. Paul, MN (US);
Inventors:
Anja Friedrich, Munich, DE;
Christian Richter, Feldafing, DE;
Assignee:
3M Innovative Properties Company, St. Paul, MN (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61C 5/68 (2017.01); A61C 9/00 (2006.01);
U.S. Cl.
CPC ...
A61C 5/68 (2017.02); A61C 9/0026 (2013.01);
Abstract
The present invention relates to a delivery system () for the release of a dental composition mixed from two or optionally three components. The delivery system has a mixer (), a cartridge () with three compartments and a switchable bypass valve () for bypassing the third component from the mixer. The present application further relates to a method of dispensing a dental composition.