Description
Patent Certificate for Utility Model: No. 3504483
Title of Utility Model: Disc Assemblies for Unfurled Non-friction Ball Valve
Investor(s): Cai Yong; Weng Jianchao
Patent No.: ZL 2013 2 0647264.7
Filling Date: October 18, 2013
Patentee: ZHEJIANG VALMAX VALVE CO., LTD
Date of Authorization Published: April 9, 2014
Title of Utility Model: Disc Assemblies for Unfurled Non-friction Ball Valve
Investor(s): Cai Yong; Weng Jianchao
Patent No.: ZL 2013 2 0647264.7
Filling Date: October 18, 2013
Patentee: ZHEJIANG VALMAX VALVE CO., LTD
Date of Authorization Published: April 9, 2014
The duration of the patent right shall be ten (10) years from the date of filling. The time limit for paying annuities for this patent is within one moth before October 18 each year. If the patentee fails to pay the annuity as required by regulations, the patent right shall lapse from the expiration date of the time limit with which the annual fee should be paid.
Issued by: State Intellectual Property Office of the P.R.C