1970-01-01 - 1970-01-01
The purpose of petty patent registration is to legally protect and safeguard useful inventions or processes from unauthorized exploitation by others.
2024-04-01 - 2024-02-21
2023-11-18 - 2023-11-27
2023-12-08 - 2023-12-18
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2023-12-09 - 2024-04-30