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.

Date of Patent:
Apr. 20, 2010

Filed:

Jun. 11, 2003
Applicants:

Håkan Engqvist, Knivsta, SE;

Leif Hermansson, Lanna, SE;

Nils-otto Ahnfelt, Uppsala, SE;

Jesper Loof, Uppsala, SE;

Lars Kraft, Uppsala, SE;

Jan-erik Schulz-walz, Hamburg, DE;

Inventors:

Håkan Engqvist, Knivsta, SE;

Leif Hermansson, Lanna, SE;

Nils-Otto Ahnfelt, Uppsala, SE;

Jesper Loof, Uppsala, SE;

Lars Kraft, Uppsala, SE;

Jan-Erik Schulz-Walz, Hamburg, DE;

Assignee:

Doxa AB, Uppsala, SE;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61K 6/06 (2006.01); C04B 28/06 (2006.01);
U.S. Cl.
CPC ...
Abstract

A system for a dental filling material or an implant material, alternatively a system for bonding between a tooth or a bone and a dental filling material and a implant material, respectively, which system comprises a water based hydration liquid and a powdered material, the binder phase of which powdered material essentially consisting of a calcium based cement system, which powdered material has the capacity following saturation with the liquid reacting with the binder phase to hydrate to a chemically bonded ceramic material. According to the invention, said powdered material and/or said hydration liquid comprises water soluble phosphate or a phase that has the capacity to form water soluble phosphate, whereby the system exhibits the capacity during hydration to form apatite. The invention also relates to the powdered material and the hydration liquid as such, an implant material and a method of achieving bonding.


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Engqvist, Håkan. (2010). System for a dental filling material or implant material, and powdered material, hydration liquid, implant material and method of achieving bonding (U.S. Patent No. 7699925). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7699925

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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