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Official data from INPI

DISPOSIÇÃO CONSTRUTIVA APLICADA À COIFA EXAUSTORA

PublicadaUtility Model

Application data

Number

MU6702890

Type

Utility Model

Filing

12/21/1987

Publication

08/08/1989

Progress at the INPI

  1. Filing12/21/87
  2. Publication08/08/89
  3. Examination08/21/90
  4. Allowance12/03/91
  5. Grant09/29/92
  6. Terminated10/31/95

The patent was granted on 09/29/1992 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: 08/08/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Fercastro Industrial Ltda

MG, BR

J. M. (pessoa física)

MG, BR

Inventors

J. H. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

08/08/1989

RPI 981

Pedido de patente depositado

#2.1

07/19/1988

RPI 926

Anuidade - prazo legal encerrado

#18.2

10/31/1995

RPI 1300

14.1

03/09/1993

RPI 1162

Concessão da patente

#16.1

09/29/1992

RPI 1139

Notificação para pagamento de retribuição

#13.1

04/21/1992

RPI 1116

Deferimento

#9.1

12/03/1991

RPI 1096

Solicitação de exame técnico

#4.1

08/21/1990

RPI 1029

15.15

03/20/1990

RPI 1010

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