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Official data from INPI

PROCESSO PARA A IMPREGNAÇÃO DE ARAMES E LIÇOS REVESTIDOS PELA EXTRUSÃO DE TERMOPLÁSTICOS.

ConcedidaInvention Patent

Application data

Number

PI8207940

Type

Invention Patent

Filing

11/13/1982

Publication

10/04/1983

Progress at the INPI

  1. Filing11/13/82
  2. Publication10/04/83
  3. Examination06/05/84
  4. Allowance09/10/85
  5. Grant04/29/86
  6. Expired07/01/08

The letters patent expired on 07/01/2008: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

Talk to a specialist

Latest action published by the INPI: 04/29/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

DR. BECK & CO. AG

DE

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Inventors

L. [. (pessoa física)

R. [. (pessoa física)

Technical data

IPC Classification

Priority claims

DE

P 31 45 918.8 · 11/19/1981

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

04/29/1986

RPI 810

Notificação para pagamento de retribuição

#13.1

01/14/1986

RPI 795

Deferimento

#9.1

09/10/1985

RPI 777

Exigência - art. 36 da LPI

#6.1

01/15/1985

RPI 743

Solicitação de exame técnico

#4.1

06/05/1984

RPI 711

Notificação de entrada na fase nacional - PCT

#1.3

10/04/1983

RPI 676

Carta-patente expirada

#21.1

Patente extinta em 13/11/97

07/01/2008

RPI 1956

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