David M. Shulman

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Littleton, CO, US

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Patents Grantslast 30 patents

Information Patent Grant
Synthetic aggregate and method of producing the same
- Patent number 6,638,355
- Issue date Oct 28, 2003
- David M. Shulman
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Grant
Synthetic aggregate and method of producing the same
- Patent number 6,528,547
- Issue date Mar 4, 2003
- David M. Shulman
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Grant
Lightweight, low water content expanded shale, clay and slate cemen...
- Patent number 5,725,652
- Issue date Mar 10, 1998
- David M. Shulman
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Lightweight, low water content cementitious compositions and method...
- Patent number 5,622,556
- Issue date Apr 22, 1997
- David M. Shulman
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Lightweight cementitious compositions and methods of their producti...
- Patent number 5,580,378
- Issue date Dec 3, 1996
- David M. Shulman
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES

Patents Applicationslast 30 patents

Information Patent Application
SYNTHETIC AGGREGATE AND METHOD OF PRODUCING THE SAME
- Publication number 20030109592
- Publication date Jun 12, 2003
- David M. Shulman
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Application
Synthetic aggregate and method of producing the same
- Publication number 20010049404
- Publication date Dec 6, 2001
- David M. Shulman
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES