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Official data from INPI

COMPOSTO TERMOPLÁSTICOS MULTI-CAMADA.

ArquivadaInvention Patent

Application data

Number

PI9805836

Type

Invention Patent

Filing

12/23/1998

Publication

03/14/2000

Progress at the INPI

  1. Filing12/23/98
  2. Publication03/14/00
  3. Abandoned
  4. Allowance
  5. Grant
  6. In force

The application was abandoned: examination was not requested within the 36 months following the 12/23/1998 filing, the deadline set by art. 33 of the Brazilian IP Act. The technology is in the public domain in Brazil.

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Latest action published by the INPI: 06/22/2004. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Ems-Inventa Ag

CH

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Inventors

G. S. (pessoa física)

CH

M. H. (pessoa física)

CH

Technical data

IPC Classification

Priority claims

DE

17657606.0 · 12/23/1997

Abstract

"COMPOSTOS TERMOPLÁSTICOS MULTI-CAMADA" . A invenção relaciona-se a novos compostos termoplásticos multi-camada abrangendo pelo menos a) uma camada formada de um composto fundido baseado numa poliamida e b) uma segunda camada formada de um composto fundido baseado num polímero de policetona linear alternativo de monóxido de carbono e um composto de hidrocarboneto não saturado etilenicamente, sendo que pelo menos parte da camada b) é adjacente à camada a).

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento definitivo - Art. 33 da LPI

#11.1.1

06/22/2004

RPI 1746

Arquivamento - Art. 33 da LPI

#11.1

11/04/2003

RPI 1713

Publicação do pedido de patente

#3.1

03/14/2000

RPI 1523

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