Edward C. Levy Company

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Detroit, MI, US

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Patents Grantslast 30 patents

Information Patent Grant
Mixture of portland cement concrete materials for freeze/thaw resis...
- Patent number 5,306,344
- Issue date Apr 26, 1994
- Edward C. Levy Company
- Paul F. Gutmann
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Fiber reinforced structural material
- Patent number 4,033,781
- Issue date Jul 5, 1977
- Amtech, Inc.
- Karl V. Hauser
- B28 - WORKING CEMENT, CLAY, OR STONE
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Fiber reinforced structural material and method of manufacture
- Patent number 3,980,484
- Issue date Sep 14, 1976
- Edward C. Levy Company
- Terrence M. Shaw
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Process for cooling slag and inhibiting pollutant formation
- Patent number 3,941,585
- Issue date Mar 2, 1976
- Edward C. Levy Company
- Karl V. Hauser
- C21 - METALLURGY OF IRON

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Trademarklast 30 trademarks

Information Trademark
77703284 - ECOMIX
- Serial number 77703284
- Filing date Mar 31, 2009
- Edward C. Levy, Co.
- 40 - Treatment of materials