Invention Grant
US07753518B2 Eyeglasses and eyeglass frames comprising glycol modified copolyesters 有权
包含二醇改性共聚酯的眼镜和眼镜架

  • Patent Title: Eyeglasses and eyeglass frames comprising glycol modified copolyesters
  • Patent Title (中): 包含二醇改性共聚酯的眼镜和眼镜架
  • Application No.: US12043965
    Application Date: 2008-03-07
  • Publication No.: US07753518B2
    Publication Date: 2010-07-13
  • Inventor: Yin Sang LamYan Zhang
  • Applicant: Yin Sang LamYan Zhang
  • Applicant Address: CN Hong Kong
  • Assignee: Okia Optical Co., Ltd
  • Current Assignee: Okia Optical Co., Ltd
  • Current Assignee Address: CN Hong Kong
  • Agent Kam W. Law
  • Main IPC: G02C1/00
  • IPC: G02C1/00
Eyeglasses and eyeglass frames comprising glycol modified copolyesters
Abstract:
Disclosed herein are eyeglass frames and eyeglass frame kits made from a polymer composition comprising PCTG, and eyeglasses comprising a pair of lenses mounted on the eyeglass frames or eyeglass frame kits disclosed herein. The polymer composition disclosed herein may optionally comprise one or more additives such as colorants and fillers.
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