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Official data from INPI

DISPOSIÇÃO INTRODUZIDA EM FILTRO

PublicadaUtility Model

Application data

Number

MU6900256

Type

Utility Model

Filing

02/17/1989

Publication

07/11/1989

Progress at the INPI

  1. Filing02/17/89
  2. Publication07/11/89
  3. Examination02/13/90
  4. Allowance04/13/93
  5. Grant02/16/94
  6. Terminated12/17/96

The patent was granted on 02/16/1994 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: 07/11/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Trifil Indústria e Comércio de Filtros Ltda

SP, BR

Inventors

J. D. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação antecipada

#3.2

07/11/1989

RPI 977

Pedido de patente depositado

#2.1

04/11/1989

RPI 964

Anuidade - prazo legal encerrado

#18.2

12/17/1996

RPI 1359

Concessão da patente

#16.1

02/16/1994

RPI 1211

Notificação para pagamento de retribuição

#13.1

08/03/1993

RPI 1183

Deferimento

#9.1

04/13/1993

RPI 1167

Republicação - classificação IPC

#15.11

12/08/1992

RPI 1149

Exigência - art. 36 da LPI

#6.1

06/16/1992

RPI 1124

14.1

12/03/1991

RPI 1096

Solicitação de exame técnico

#4.1

02/13/1990

RPI 1006

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