Cement developer secures U.S. patent for alkaline ettringitic powder

Sources: Hoffmann Green Cement Technologies, Paris; CP staff¬† After nearly three years of examination, the United States Patent Office has validated the Hoffman Green Cement Technologies H-EVA patent (US 2021/0179492 A1). Promoted as an alternative to portland cement for ready mixed concrete, mortars and plaster, H-EVA encompasses flashed clay sludge, natural or synthetic (flue gas desulphurization) gypsum, plus proprietary chemical…

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Appellate court affirms ruling rejecting Ultimax claims against CTS Cement

Source: CTS Cement Manufacturing Corp., Cypress, Calif.

The Court of Appeal of the State of California has affirmed a Los Angeles Superior Court of California ruling against Ultimax Cement and its principal, Hassan Kunbargi, in their alleged trade secret misappropriation case against CTS Cement and Chairman Edward Rice.

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