Patent · US Expired

Composite board and method of manufacture

US5374474A · kind A · utility

21Cited by
24References
8Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 26, 1991
Grant dateDec 20, 1994
Priority date
Expiry dateSep 26, 2011

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/31591
  • WIPO fieldMachine tools
  • WIPO sectorMechanical engineering

Abstract

Composite boards made primarily from recycled waste paper and methods for production of such boards are described.

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