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Official data from INPI

DISPOSIÇÃO CONSTRUTIVA EM CANOPLA PARA VÁLVULA DE DESCARGA

Em AnáliseUtility Model

Application data

Number

MU6602439

Type

Utility Model

Filing

12/11/1986

Publication

07/05/1988

Progress at the INPI

  1. Filing12/11/86
  2. Publication07/05/88
  3. Examination09/12/89
  4. Allowance06/05/90
  5. Grant12/26/90
  6. Terminated10/10/95

The patent was granted on 12/26/1990 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: 09/12/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

N. O. (pessoa física)

SP, BR

Inventors

N. O. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

09/12/1989

RPI 986

Publicação do pedido de patente

#3.1

07/05/1988

RPI 924

Pedido de patente depositado

#2.1

05/05/1987

RPI 863

Anuidade - prazo legal encerrado

#18.2

10/10/1995

RPI 1297

Licença compulsória (variante)

#20.2

10/20/1992

RPI 1142

Concessão da patente

#16.1

12/26/1990

RPI 1047

Notificação para pagamento de retribuição

#13.1

09/18/1990

RPI 1033

Deferimento

#9.1

06/05/1990

RPI 1021

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