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90857723 - SENTENCE STACK
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Serial number 90857723
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Registration number 6850103
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Filing date Jul 30, 2021
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Sterling Systems LLC
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42 - Scientific and technological services and research and design relating thereto
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73786853 - SPREADSHEET TUTOR
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Serial number 73786853
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Registration number 1562021
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Filing date Mar 15, 1989
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STERLING SYSTEMS, INC.
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9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
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73786860 - WORD PROCESSING TUTOR
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Serial number 73786860
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Registration number 1562022
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Filing date Mar 15, 1989
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STERLING SYSTEMS, INC.
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9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
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73786777 - DATABASE TUTOR
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Serial number 73786777
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Registration number 1568114
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Filing date Mar 15, 1989
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STERLING SYSTEMS, INC.
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9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
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73786778 - SKILL TESTER
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Serial number 73786778
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Registration number 1624271
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Filing date Mar 15, 1989
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STERLING SYSTEMS, INC.
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9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
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73492712 - LIFECARD
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Serial number 73492712
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Registration number 1428152
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Filing date Jul 31, 1984
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STERLING SYSTEMS, INC.
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9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments