Donald Hall

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New Prague, MN, US

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Patents Grantslast 30 patents

Information Patent Grant
Insulated concrete panel billets
- Patent number 7,216,462
- Issue date May 15, 2007
- Fabcon, Inc.
- Michael LeJeune
- B28 - WORKING CEMENT, CLAY, OR STONE
Information Patent Grant
Segmented concrete screed
- Patent number 7,198,429
- Issue date Apr 3, 2007
- Fabcon, Inc.
- Michael LeJeune
- B28 - WORKING CEMENT, CLAY, OR STONE
Information Patent Grant
Variable height sideforms
- Patent number 7,191,999
- Issue date Mar 20, 2007
- Fabcon, Inc.
- Jason Hensley
- B28 - WORKING CEMENT, CLAY, OR STONE
Information Patent Grant
Insulated concrete cast panels with voids in billits
- Patent number 6,955,014
- Issue date Oct 18, 2005
- Fabcon, Inc.
- Michael LeJeune
- B28 - WORKING CEMENT, CLAY, OR STONE

Patents Applicationslast 30 patents

Information Patent Application
Insulated concrete panel billets
- Publication number 20060101779
- Publication date May 18, 2006
- Michael LeJeune
- B28 - WORKING CEMENT, CLAY, OR STONE
Information Patent Application
Segmented concrete screed
- Publication number 20050253041
- Publication date Nov 17, 2005
- Jason Hensley
- B28 - WORKING CEMENT, CLAY, OR STONE
Information Patent Application
Variable height sideforms
- Publication number 20050214397
- Publication date Sep 29, 2005
- Jason T. Hensley
- B28 - WORKING CEMENT, CLAY, OR STONE
Information Patent Application
Insulated concrete cast panels with voids in billits
- Publication number 20040088940
- Publication date May 13, 2004
- Michael LeJeune
- B28 - WORKING CEMENT, CLAY, OR STONE
Information Patent Application
Method for producing unique holow core concrete panels
- Publication number 20030115822
- Publication date Jun 26, 2003
- Michael Lejeune
- B28 - WORKING CEMENT, CLAY, OR STONE