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…Read More
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.Read More
In what is believed to be a precedent-setting opinion, the U.S. Federal Ninth Circuit Court of Appeals upheld Ultimax Cement’s rapid-hardening cementRead More
A protracted case that saw a federal court probe cement chemistry and engineering properties to determine alleged patent infringement is drawing to aRead More