VENT-VAC
Filed: February 17, 1987
MANUAL AND AUTOMATIC GAS CONTROL MANIFOLDS FOR SEMICONDUCTOR AND FIBER OPTIC FIELDS
Owned by: SEMI-GAS SYSTEMS, INC.
Serial Number: 73645057
GASSAFE
Filed: June 8, 1987
INDUSTRIAL SAFETY PROTECTIVE ENCLOSURES FOR GAS REGULATORS, VALVES, GAUGES AND FILTERS
Owned by: SEMI-GAS SYSTEMS, INC.
Serial Number: 73665322
CHEM-SAFE
Filed: June 8, 1987
METAL SAFES FOR THE STORAGE OF CHEMICALS AND HAZARDOUS MATERIALS
Owned by: SEMI-GAS SYSTEMS, INC.
Serial Number: 73665323
PURIFILTER
Filed: August 12, 1991
gas filters to process gases in the manufacture of semi-conductors
Owned by: SEMI-GAS SYSTEMS, INC.
Serial Number: 74193640
MFC SHIELD
Filed: September 6, 1994
mass gas flow controller purifiers for semiconductor processing gases
Owned by: SEMI-GAS SYSTEMS, INC.
Serial Number: 74573662
BLOC PURIFIER
Filed: September 6, 1994
mass gas flow controller purifiers for semiconductor processing gases
Owned by: SEMI-GAS SYSTEMS, INC.
Serial Number: 74573664
AUTO-GUARD
Filed: October 6, 1994
metal shrouds for controlling the access to gas cylinders in the field of semi-conductor manufacturing
Owned by: SEMI-GAS SYSTEMS, INC.
Serial Number: 74582822
VECTOR 2000
Filed: October 6, 1994
manifolds for gas delivery used in semiconductor manufacturing
Owned by: SEMI-GAS SYSTEMS, INC.
Serial Number: 74582823
MEGASHIELD
Filed: September 19, 1997
gas purifiers for gas delivery in semiconductor manufacturing
Owned by: SEMI-GAS SYSTEMS, INC.
Serial Number: 75359756
MINISENTRY
Filed: September 19, 1997
gas purifiers for gas delivery in semiconductor manufacturing
Owned by: SEMI-GAS SYSTEMS, INC.
Serial Number: 75359768
LABPURE
Filed: September 19, 1997
gas purifiers for gas delivery in semiconductor manufacturing
Owned by: SEMI-GAS SYSTEMS, INC.
Serial Number: 75359772
VECTORGUARD
Filed: September 19, 1997
gas purifiers for gas delivery in semiconductor manufacturing
Owned by: SEMI-GAS SYSTEMS, INC.
Serial Number: 75359773
