DRILSTAR
Filed: March 13, 1969
MUD ADDITIVE IN THE FORM OF AN INDUSTRIAL STARCH COLLOID USED IN OIL-WELL DRILLING
Owned by: CHEMSTAR PRODUCTS COMPANY
Serial Number: 72321707
CHARSTAR
Filed: March 13, 1969
BINDER FOR MANUFACTURE OF BRIQUET PRODUCTS
Owned by: CHEMSTAR PRODUCTS COMPANY
Serial Number: 72321709
STARFLOC
Filed: March 13, 1969
FLOCCULATING AGENT OR COAGULANT USED IN TREATING WATER TO FACILITATE THE SEPARATION OF SOLIDS THEREFROM IN THE MINERAL PROCESSING…
Owned by: CHEMSTAR PRODUCTS COMPANY
Serial Number: 72321710
CORSTAR
Filed: March 13, 1969
CEREAL BINDER USED IN THE FOUNDRY INDUSTRY
Owned by: CHEMSTAR PRODUCTS COMPANY
Serial Number: 72321712
STARLOSE
Filed: June 15, 1970
ORGANIC MODIFIED STARCH WHICH WILL NOT FERMENT, AND IS USED AS A COLLOID AND FLUID-LOSS CONTROL AGENT IN OIL WELL DRILLING…
Owned by: CHEMSTAR PRODUCTS COMPANY
Serial Number: 72362776
CHEMSTAR
Filed: March 29, 1971
STARCHES FOR INDUSTRIAL PURPOSES, FOR EXAMPLE, FOR USE IN THE MANUFACTURE OF PAPER AND FOR USE AS AN ADDITIVE TO OIL WELL…
Owned by: CHEMSTAR PRODUCTS COMPANY
Serial Number: 72387670
INSTAR
Filed: August 17, 1982
Free Flowing Agglomerated Starch Products for Use in Laundry and Oil Well Drilling
Owned by: CHEMSTAR PRODUCTS COMPANY
Serial Number: 73380419
GLUCOSTAR
Filed: September 3, 1987
INDUSTRIAL STARCH-DERIVATIVE ADHESIVES AND BINDERS, NAMELY, CARBOXYLMETHYL STARCH DERIVATIVES FOR APPLICATIONS SUCH AS ADHESIVES…
Owned by: CHEMSTAR PRODUCTS COMPANY
Serial Number: 73682201
GLUCOPLUS
Filed: September 3, 1987
INDUSTRIAL STARCH-DERIVATIVE ADHESIVES AND BINDERS, NAMELY, CATIONIC MODIFIED STARCHES FOR USE IN APPLICATIONS SUCH AS BINDERS…
Owned by: CHEMSTAR PRODUCTS COMPANY
Serial Number: 73682331
GLUCOSOL
Filed: September 3, 1987
INDUSTRIAL STARCH-DERIVATIVE ADHESIVES AND BINDERS, NAMELY, HYDROXYPROPYL STARCH DERIVATIVES FOR USE IN APPLICATIONS SUCH…
Owned by: CHEMSTAR PRODUCTS COMPANY
Serial Number: 73682332
CHEMSTAR
Filed: June 9, 1988
INDUSTRIAL STARCHES FOR USE IN OIL WELL DRILLING, AND THE ADHESIVES, PAPER AND TEXTILE INDUSTRIES
Owned by: CHEMSTAR PRODUCTS COMPANY
Serial Number: 73733297
FIBERSTAR
Filed: August 7, 1995
chemical adhesive binder for use in the bonding of fibers for the manufacture of paper, for use in the manufacture of bonded…
Owned by: CHEMSTAR PRODUCTS COMPANY
Serial Number: 74711765
CHEMSTAR
Filed: March 23, 1999
[ STARCH BINDER FOR MANUFACTURE OF BRIQUET PRODUCTS; ] INDUSTRIAL STARCHES FOR USE IN OIL WELL DRILLING, AND THE ADHESIVES…
Owned by: CHEMSTAR PRODUCTS COMPANY
Serial Number: 75666024
INSTAR
Filed: July 19, 1999
FREE FLOWING AGGLOMERATED STARCH FOR USE IN THE COMMERCIAL LAUNDRY INDUSTRY AS A FABRIC STIFFENER AND FOR USE IN THE OIL…
Owned by: CHEMSTAR PRODUCTS COMPANY
Serial Number: 75752777
EXSTAR
Filed: May 30, 2000
OIL WELL DRILLING ADDITIVES
Owned by: CHEMSTAR PRODUCTS COMPANY
Serial Number: 76058523
STARTAK
Filed: December 1, 2000
powdered starch preparation modified for use in hydro-seeding, hydro-mulching, soil stabilizing and erosion control
Owned by: CHEMSTAR PRODUCTS COMPANY
Serial Number: 76173364
HYDROSTAR
Filed: December 1, 2000
Powdered starch preparation used as oil-well drilling additives packaged, sold and shipped in paper bags
Owned by: CHEMSTAR PRODUCTS COMPANY
Serial Number: 76173366
STARDRIL
Filed: December 22, 2000
OIL-WELL DRILLING ADDITIVES
Owned by: CHEMSTAR PRODUCTS COMPANY
Serial Number: 76184607
RHEOSTAR
Filed: July 8, 2020
chemical additives to enhance rheology and control filtration in water-based drilling applications and completion fluids
Owned by: CHEMSTAR PRODUCTS COMPANY
Serial Number: 90041485
RHEOSTAR
Filed: February 5, 2024
Chemical additives to enhance rheology and control filtration in water-based drilling applications and completion fluids
Owned by: CHEMSTAR PRODUCTS COMPANY
Serial Number: 98391967
