Eldon L. Whiteside

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Hinsdale, IL, US

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Patents Grantslast 30 patents

Information Patent Grant
Sprayable machinable media
- Patent number 7,374,611
- Issue date May 20, 2008
- United States Gypsum Company
- Dennis Mark Lettkeman
- B28 - WORKING CEMENT, CLAY, OR STONE
Information Patent Grant
High molecular weight additives for calcined gypsum and cementitiou...
- Patent number 7,338,990
- Issue date Mar 4, 2008
- United States Gypsum Company
- Dennis Mark Lettkeman
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
High strength flooring compositions
- Patent number 7,056,964
- Issue date Jun 6, 2006
- United States Gypsum Company
- Dennis Mark Lettkeman
- B28 - WORKING CEMENT, CLAY, OR STONE

Patents Applicationslast 30 patents

Information Patent Application
High strength flooring compositions
- Publication number 20050250888
- Publication date Nov 10, 2005
- Dennis Mark Lettkeman
- B28 - WORKING CEMENT, CLAY, OR STONE
Information Patent Application
High molecular weight additives for calcined gypsum and cementitiou...
- Publication number 20050239924
- Publication date Oct 27, 2005
- Dennis Mark Lettkeman
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Application
Sprayable machinable media
- Publication number 20050235882
- Publication date Oct 27, 2005
- Dennis Mark Lettkeman
- B28 - WORKING CEMENT, CLAY, OR STONE