John R. Cheney

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Hugo, MN, US

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Patents Grantslast 30 patents

Information Patent Grant
Dental mill blank assembly
- Patent number 7,214,435
- Issue date May 8, 2007
- 3M Innovative Properties Company
- Darin J. Meyertholen
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Method for making a dental mill blank assembly
- Patent number 6,669,875
- Issue date Dec 30, 2003
- 3M Innovative Properties Company
- Darin J. Meyertholen
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Dental mill blank and support stub assembly
- Patent number 6,627,327
- Issue date Sep 30, 2003
- 3M Innovative Properties Company
- Dean K. Reidt
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Method of making a dental mill blank and support stub assembly
- Patent number 6,482,284
- Issue date Nov 19, 2002
- 3M Innovative Properties Company
- Dean K. Reidt
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

Patents Applicationslast 30 patents

Information Patent Application
Dental mill blank assembly
- Publication number 20040067383
- Publication date Apr 8, 2004
- 3M Innovative Properties Company
- Darin J. Meyertholen
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Dental mill blank and support stub assembly
- Publication number 20030073394
- Publication date Apr 17, 2003
- 3M Innovative Properties Company
- Dean K. Reidt
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Dental mill blank assembly and method for making the same
- Publication number 20020074675
- Publication date Jun 20, 2002
- 3M Innovative Properties Company
- Darin J. Meyertholen
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE