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on 03 Dec 2024
CHEMSTAR PRODUCTS COMPANY
98391967 · 05 Feb 2024
03 Dec 2030
001
Chemical additives to enhance rheology and control filtration in water...
on 24 Oct 2024
Chemstar Products Company
87751918 · 11 Jan 2018
30 Oct 2028
042
Rendering technical advice and providing technical information on the ...
on 11 Jul 2023
Chemstar Products Company
97430086 · 26 May 2022
11 Jul 2029
001
starch-based flocculating agents for use in mineral processing applica...
on 29 Jun 2023
CHEMSTAR PRODUCTS COMPANY
72387670 · 29 Mar 1971
05 Jul 2032
006
STARCHES FOR INDUSTRIAL PURPOSES, FOR EXAMPLE, FOR USE IN THE MANUFACT...
on 28 Oct 2022
CHEMSTAR PRODUCTS COMPANY
76173366 · 01 Dec 2000
04 Mar 2033
001
Powdered starch preparation used as oil-well drilling additives packag...
on 10 Mar 2022
Chemstar Products Company
74116750 · 19 Nov 1990
29 Oct 2031
001
star pack,oil well drilling additives
on 28 Oct 2021
CHEMSTAR PRODUCTS COMPANY
76058523 · 30 May 2000
26 Jun 2031
001
OIL WELL DRILLING ADDITIVES,OIL WELL DRILLING ADDITIVES
on 21 Oct 2020
CHEMSTAR PRODUCTS COMPANY
75666024 · 23 Mar 1999
25 Apr 2030
001
042
[ STARCH BINDER FOR MANUFACTURE OF BRIQUET PRODUCTS; ] INDUSTRIAL STAR...
on 09 Jul 2020
CHEMSTAR PRODUCTS COMPANY
72321710 · 13 Mar 1969
10 Jun 2030
006
FLOCCULATING AGENT OR COAGULANT USED IN TREATING WATER TO FACILITATE T...
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