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Official data from INPI

PROCESSO PARA A PREPARAÇÃO DE UM ENVOLVIMENTO DE MATÉRIA PLÁSTICA DE DUAS CAMADAS PARA ELEMENTOS TENSORES.

ConcedidaInvention Patent

Application data

Number

PI8305396

Type

Invention Patent

Filing

09/30/1983

Publication

05/15/1984

Progress at the INPI

  1. Filing09/30/83
  2. Publication05/15/84
  3. Examination08/12/86
  4. Allowance08/09/88
  5. Grant07/25/89
  6. Terminated02/18/92

The patent was granted on 07/25/1989 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 07/25/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Ciba-Geigy AG

CH

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Inventors

D. B. (pessoa física)

S. W. (pessoa física)

Technical data

IPC Classification

Priority claims

CH

5808/82 · 10/01/1982

CH

756/83 · 02/10/1983

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

07/25/1989

RPI 979

Notificação para pagamento de retribuição

#13.1

12/06/1988

RPI 946

Deferimento

#9.1

08/09/1988

RPI 929

Exigência - art. 36 da LPI

#6.1

10/13/1987

RPI 886

Solicitação de exame técnico

#4.1

08/12/1986

RPI 825

Publicação do pedido de patente

#3.1

05/15/1984

RPI 708

Pedido de patente depositado

#2.1

12/13/1983

RPI 686

Anuidade - prazo legal encerrado

#18.2

02/18/1992

RPI 1107

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