DE NORA PERMELEC S.P.A. Trademarks
BIFO
Filed: August 7, 1991
gas separator for electrolytic cells
Owned by: DE NORA PERMELEC S.P.A.
Serial Number: 74192830
HYDRINA
Filed: April 3, 1992
electrolysis cells for the electrolysis of neutral salts
Owned by: DE NORA PERMELEC S.P.A.
Serial Number: 74263331
DAP
Filed: December 2, 1993
membrane electrolyzers for the production of caustic soda and for electrolysis of non-chlorine sodium salts comprised of…
Owned by: DE NORA PERMELEC S.P.A.
Serial Number: 74464911
BIFO
Filed: February 9, 1994
gas separator for electrolytic cells
Owned by: DE NORA PERMELEC S.P.A.
Serial Number: 74488298
