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Patent Grant
Protections for unauthorized copying (anti-cloning) method and system
Patent number
11,316,686
Issue date
Apr 26, 2022
PERMANENT PRIVACY LIMITED
Pak Kay Yuen
G06 - COMPUTING CALCULATING COUNTING
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87216742 - P
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87216742
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5381845
Filing date
Oct 26, 2016
Permanent Privacy Limited
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
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87216586 - PERMANENT PRIVACY
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87216586
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5381843
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Oct 26, 2016
Permanent Privacy Limited
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
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87216641 - P PERMANENT PRIVACY
Serial number
87216641
Registration number
5381844
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Oct 26, 2016
Permanent Privacy Limited
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments