Patent · US Expired

Plastic glazing sheet with added overmoulded plastic material

US6811857B1 · kind B1 · utility

31Cited by
5References
21Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 25, 2001
Grant dateNov 2, 2004
Priority date
Expiry dateJul 25, 2021

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/31507
  • WIPO fieldOther special machines
  • WIPO sectorMechanical engineering

Abstract

The invention concerns an essentially flat plastic product, at least partly transparent and whereof one part at least of the external surface consists of added overmoulded plastic material. The invention also concerns two methods for making said product, using injection moulding technique and the use of said product as glazing for transport vehicles or buildings.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.