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Official data from INPI

DISPOSITIVO DE INTERCIRCULACAO ENTRE AS EXTREMIDADES DE DUAS CARROCERIAS DE VEICULO

ConcedidaInvention Patent

Application data

Number

PI8103738

Type

Invention Patent

Filing

06/18/1980

Publication

03/02/1982

Progress at the INPI

  1. Filing06/18/80
  2. Publication03/02/82
  3. Examination03/27/84
  4. Allowance09/30/86
  5. Grant06/30/87
  6. Terminated02/04/92

The patent was granted on 06/30/1987 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: 06/30/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

M. S. (pessoa física)

Inventors

G. L. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

06/30/1987

RPI 871

Deferimento

#9.1

09/30/1986

RPI 832

Republicação - classificação IPC

#15.11

04/01/1986

RPI 806

Exigência - art. 36 da LPI

#6.1

03/25/1986

RPI 805

Pedido de certificado de adição de invenção

#5.1

08/14/1984

RPI 721

Solicitação de exame técnico

#4.1

03/27/1984

RPI 701

Publicação do pedido de patente

#3.1

03/02/1982

RPI 593

Anuidade - prazo legal encerrado

#18.2

02/04/1992

RPI 1105

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