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Official data from INPI

SACO DE VÁLVULA OU SACO TUBULAR BEM COMO PROCESSO PARA SUA PRODUÇÃO

PublicadaInvention Patent

Application data

Number

PI8806635

Type

Invention Patent

Filing

12/15/1988

Publication

08/29/1989

Progress at the INPI

  1. Filing12/15/88
  2. Publication08/29/89
  3. Examination08/13/91
  4. Allowance11/17/92
  5. Grant05/25/93
  6. Terminated06/25/96

The patent was granted on 05/25/1993 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: 08/29/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

L. A. (pessoa física)

AT

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Inventors

G. O. (pessoa física)

AT

Technical data

IPC Classification

Priority claims

AT

A 3310/87 · 12/15/1987

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

08/29/1989

RPI 984

Pedido de patente depositado

#2.1

04/25/1989

RPI 966

Anuidade - prazo legal encerrado

#18.2

06/25/1996

RPI 1334

Concessão da patente

#16.1

05/25/1993

RPI 1173

Notificação para pagamento de retribuição

#13.1

04/06/1993

RPI 1166

Deferimento

#9.1

11/17/1992

RPI 1146

Solicitação de exame técnico

#4.1

08/13/1991

RPI 1080

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