Patent certificates
Lierba Flowmeter — Utility Model Patent
Grant record
- Document no.
- ZL 2012 2 0459185.9
- Scope
- Historical utility-model grant certificate for the Lierba flowmeter.
- Validity
- Granted 13 Feb 2013; shown as a historical grant record, not evidence of current enforceability.
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.