Gemini Genomics plc, of Cambridge, UK, said it received U.S. Patent No. 6,156,510. It covers a method of diagnosing a predisposition to hypertension or sustained high blood pressure.

Gene Therapy Systems Inc., of San Diego, said it received U.S. Patent No. 6,165,720 covering gene chemistry technology.

Geron Corp., of Menlo Park, Calif., said it received U.S. Patent No. 6,200,806. It covers claims directed to human embryonic stem cells.

Integrative DNA Technologies Inc., of Coralville, Iowa, said it received U.S. Patent No. 6,197,944. It covers antisense technology.

Invitrogen Corp., of San Diego, said it received U.S. Patent Nos. 6,143,154 and 6,162,338. They cover Novex NuPAGE protein electrophoresis gels.

Magainin Pharmaceuticals Inc., of Plymouth Meeting, Pa., said it received a U.S. patent covering the use and administration of a blocking antibody for bronchial hyperresponsiveness and asthma treatment.

MPB Cologne GmbH, of Cologne, Germany, said it received U.S. Patent No. 6,194,201. It covers an anaerobic gene expression system for recombinant proteins in plants.