Patent · US Expired

Multi-layered sheet structures

US4740412A · kind A · utility

10Cited by

19References

16Claims

0Family size

Assignee

BAYER HEALTHCARE LLC · DE

Inventors

Jurgen Hocker · Bensberg, DE
Bruno Broich · Bensberg, DE

Key dates

Filing date	Jan 10, 1983
Grant date	Apr 26, 1988
Priority date	—
Expiry date	Jan 10, 2003

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10T428/31917
WIPO fieldElectrical machinery, apparatus, energy
WIPO sectorElectrical engineering

Abstract

Multi-layered sheet structures comprising at least two layers, at least one of which consists of optionally doped polyacetylene, and at least one other layer joined thereto consists of a plastics material or inorganic material forming films or coatings, and processes for the production thereof.

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