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Official data from INPI

DISPOSITIVO DE AUTOCONTROLE PARA TELEFONES DE TECLAS

Em AnáliseUtility Model
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Application data

Number

MU6100121

Type

Utility Model

Filing

01/30/1981

Publication

09/08/1982
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Progress at the INPI

  1. Filing01/30/81
  2. Publication09/08/82
  3. Examination12/18/84
  4. Allowance03/17/87
  5. Grant09/29/87
  6. Terminated05/16/89

The patent was granted on 09/29/1987 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

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Latest action published by the INPI: 05/16/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

M. C. (pessoa física)

Inventors

M. C. (pessoa física)

Technical data

IPC Classification

H04M 1/56

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

05/16/1989

RPI 969

Concessão da patente

#16.1

09/29/1987

RPI 884

Notificação para pagamento de retribuição

#13.1

07/14/1987

RPI 873

Deferimento

#9.1

03/17/1987

RPI 856

Exigência - art. 36 da LPI

#6.1

07/08/1986

RPI 820

Exigência - art. 36 da LPI

#6.1

11/05/1985

RPI 785

Pedido de certificado de adição de invenção

#5.1

04/30/1985

RPI 758

Solicitação de exame técnico

#4.1

12/18/1984

RPI 739

Publicação do pedido de patente

#3.1

09/08/1982

RPI 620

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