Patent certificates
Lierba Flowmeter Probe — Design Patent
Grant record
- Document no.
- ZL 2023 3 0050532.6
- Scope
- Design-patent grant certificate for the appearance of a Lierba flowmeter probe.
- Validity
- Granted 31 Oct 2023; current legal status should be checked against the official patent register.
Applicability boundary
The certificate records a grant at the publication date. Current legal status must be checked in the official patent register, and a patent grant does not by itself establish product performance or model approval.