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Official data from INPI

INSTALAÇÃO PARA PRENSAGEM DE CHAPAS DE CIMENTO FIBROSO

ConcedidaInvention Patent

Application data

Number

PI8404887

Type

Invention Patent

Filing

09/28/1984

Publication

08/13/1985

Progress at the INPI

  1. Filing09/28/84
  2. Publication08/13/85
  3. Examination09/23/86
  4. Allowance12/20/88
  5. Grant09/26/89
  6. Terminated09/12/95

The patent was granted on 09/26/1989 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: 09/26/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

B. A. (pessoa física)

CH

Inventors

O. K. (pessoa física)

CH

Technical data

Priority claims

CH

5.245/83-4 · 09/28/1983

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

09/26/1989

RPI 988

Notificação para pagamento de retribuição

#13.1

04/25/1989

RPI 966

Republicação - classificação IPC

#15.11

01/10/1989

RPI 951

Deferimento

#9.1

12/20/1988

RPI 948

6.2

09/22/1987

RPI 883

Pedido de certificado de adição de invenção

#5.1

11/18/1986

RPI 839

Solicitação de exame técnico

#4.1

09/23/1986

RPI 831

Publicação do pedido de patente

#3.1

08/13/1985

RPI 773

Pedido de patente depositado

#2.1

12/11/1984

RPI 738

Anuidade - prazo legal encerrado

#18.2

09/12/1995

RPI 1293

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