Dennis J. Dupray

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Golden, CO, US

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Patents Grantslast 30 patents

Information Patent Grant
Stay-in-place insulated concrete forming system
- Patent number 10,815,663
- Issue date Oct 27, 2020
- Dennis J. Dupray
- E04 - BUILDING
Information Patent Grant
Stay-in-place insulated concrete forming system
- Patent number 10,094,112
- Issue date Oct 9, 2018
- Dennis J. Dupray
- E04 - BUILDING
Information Patent Grant
Stay-in-place insulated concrete forming system
- Patent number 9,611,645
- Issue date Apr 4, 2017
- Dennis J. Dupray
- E04 - BUILDING
Information Patent Grant
Stay-in-place insulated concrete forming system
- Patent number 8,919,057
- Issue date Dec 30, 2014
- TracBeam, LLC
- Dennis J. Dupray
- E04 - BUILDING