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Gunther Lechner
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Woerthsee, DE
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Patents Grants
last 30 patents
Information
Patent Grant
Radically curable urethane prepolymers and their use in dental mate...
Patent number
7,141,616
Issue date
Nov 28, 2006
3M Espe AG
Reinhold Hecht
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Polymerizable compositions based on epoxides
Patent number
6,908,953
Issue date
Jun 21, 2005
Espe Dental AG
Wolfgang Weinmann
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Filler for plastic formulations based on polyurethane
Patent number
6,833,425
Issue date
Dec 21, 2004
3M Espe AG
Reinhold Hecht
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Storage-stable cationcally polymerized preparations with improved h...
Patent number
6,599,960
Issue date
Jul 29, 2003
Espe Dental AG
Gunther Eckhardt
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Impression compositions comprising triglycerides
Patent number
6,395,801
Issue date
May 28, 2002
Thera Patent GmbH & Co KG Gesellschaft fur Industrielle Schutzrechte
Peter Bissinger
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Hardenable mass with silane dendrimers
Patent number
6,335,413
Issue date
Jan 1, 2002
Espe Dental AG
Joachim Zech
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Polymerizable compositions based on epoxides
Patent number
6,245,828
Issue date
Jun 12, 2001
Espe Dental AG
Wolfgang Weinmann
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Impression compositions comprising triglycerides
Patent number
6,127,449
Issue date
Oct 3, 2000
Thera Patent GmbH & Co. KG Gesellschaft fur industrielle Schutzrechte
Peter Bissinger
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Dental compositions comprising bifunctional or polyfunctional acryl...
Patent number
5,968,998
Issue date
Oct 19, 1999
ESPE Stiftung & Co. Produktions- und Vertriebs KG
Peter Jochum
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Hydrophilated dental impression compounds
Patent number
5,750,589
Issue date
May 12, 1998
Thera Patent GmbH & Co. KG Gesellschaft fur
Joachim Zech
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Dental compositions comprising bifunctional or polyfunctional acryl...
Patent number
5,583,164
Issue date
Dec 10, 1996
ESPE Stiftung & Co. Produktions- und Vertriebs KG
Peter Jochum
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Polyether-impression material and method for its preparation and use
Patent number
5,086,148
Issue date
Feb 4, 1992
ESPE Stiftung & Co., Produktions - und Vertriebs KG
Peter Jochum
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Polymerizable compositions, process for the preparation thereof, an...
Patent number
4,946,901
Issue date
Aug 7, 1990
ESPE Stiftung & Co. Produktions- und Vertriebs KG
Gunther Lechner
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Dental composition containing an aziridine compound and method of p...
Patent number
4,867,790
Issue date
Sep 19, 1989
ESPE Stiftung & Co. Produktions- und Vertriebs KG
Peter Jochum
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Patents Applications
last 30 patents
Information
Patent Application
Use of branched polyacids in dental compounds
Publication number
20040254260
Publication date
Dec 16, 2004
Markus Mikulla
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
Polymerizable compositions based on epoxides
Publication number
20040024113
Publication date
Feb 5, 2004
ESPE DENTAL AG.
Wolfgang Weinmann
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Radically curable urethane prepolymers and their use in dental mate...
Publication number
20030008967
Publication date
Jan 9, 2003
Reinhold Hecht
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Polymerizable compositions based on epoxides
Publication number
20020002212
Publication date
Jan 3, 2002
ESPE DENTAL AG.
Wolfgang Weinmann
C07 - ORGANIC CHEMISTRY