Patents Assigned to ANHUI HENGXIN ENVIRONMENTAL PROTECTION AND NEW MATERIAL CO., LTD
  • Cup lid
    Patent number: D808214
    Type: Grant
    Filed: September 20, 2016
    Date of Patent: January 23, 2018
    Assignee: ANHUI HENGXIN ENVIRONMENTAL PROTECTION AND NEW MATERIAL CO., LTD
    Inventor: Deping Yan
  • Cup lid
    Patent number: D815489
    Type: Grant
    Filed: September 20, 2016
    Date of Patent: April 17, 2018
    Assignee: Anhui Hengxin Environmental Protection and New Material Co., Ltd
    Inventors: Shujing Yan, Jian Xu
  • Cup lid
    Patent number: D899252
    Type: Grant
    Filed: July 16, 2017
    Date of Patent: October 20, 2020
    Assignee: ANHUI HENGXIN ENVIRONMENTAL PROTECTION AND NEW MATERIAL CO., LTD
    Inventors: Chunxia Wang, Jian Xu, Deping Yan