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Official data from INPI

FECHO DE PRESSÃO COM TRAVA DE SEGURANÇA PARA COMPARTIMENTOS ESTANQUES

PublicadaUtility Model

Application data

Number

MU6702444

Type

Utility Model

Filing

11/11/1987

Publication

06/20/1989

Progress at the INPI

  1. Filing11/11/87
  2. Publication06/20/89
  3. Examination01/16/90
  4. Allowance09/25/90
  5. Grant04/30/91
  6. Terminated07/09/96

The patent was granted on 04/30/1991 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: 06/20/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

M. S. (pessoa física)

RJ, BR

Inventors

M. S. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

06/20/1989

RPI 974

Pedido de patente depositado

#2.1

03/22/1988

RPI 909

Anuidade - prazo legal encerrado

#18.2

07/09/1996

RPI 1336

Concessão da patente

#16.1

04/30/1991

RPI 1065

Republicação - classificação IPC

#15.11

03/05/1991

RPI 1057

Notificação para pagamento de retribuição

#13.1

01/08/1991

RPI 1049

Deferimento

#9.1

09/25/1990

RPI 1034

Solicitação de exame técnico

#4.1

01/16/1990

RPI 1002

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