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About 4 Trademarks found that are owned by Hemlock Semiconductor Operations Llc
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Live/Registered
on 18 Jan 2020
HSC
HEMLOCK SEMICONDUCTOR OPERATIONS LLC
77761283 · 16 Jun 2009
07 Jan 2030
001
Polycrystalline silicon, polysilicon, silanes, and silicon source chem...
Live/Registered
on 03 Jan 2018
HEMLOCK SEMICONDUCTOR CORPORATION
HEMLOCK SEMICONDUCTOR OPERATIONS LLC
73613349 · 06 Aug 1986
08 Dec 2027
001
"SEMICONDUCTOR CORPORATION",POLYCRYSTALLINE SILICON AND SILICON SOURCE...
Live/Registered
on 03 Jan 2018
HSC HEMLOCK SEMICONDUCTOR CORPORATION
HEMLOCK SEMICONDUCTOR OPERATIONS LLC
73613350 · 06 Aug 1986
08 Dec 2027
001
"SEMICONDUCTOR CORPORATION",POLYCRYSTALLINE SILICON AND SILICON SOURCE...
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