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Official data from INPI

DISPOSITIVO DE REPRESENTAÇÃO GRÁFICA

Em ExigênciaInvention Patent

Application data

Number

PI8400757

Type

Invention Patent

Filing

02/20/1984

Publication

10/02/1984

Progress at the INPI

  1. Filing02/20/84
  2. Publication10/02/84
  3. Examination09/09/86
  4. Allowance01/16/90
  5. Grant06/26/90
  6. Terminated02/25/92

The patent was granted on 06/26/1990 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: 07/04/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

I. C. (pessoa física)

US

See this company's full portfolio

Inventors

Y. Y. (pessoa física)

JP

Technical data

IPC Classification

Priority claims

JP

58-28635 · 02/24/1983

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Exigência - art. 36 da LPI

#6.1

07/04/1989

RPI 976

6.2

09/15/1987

RPI 882

Solicitação de exame técnico

#4.1

09/09/1986

RPI 829

Publicação do pedido de patente

#3.1

10/02/1984

RPI 728

Pedido de patente depositado

#2.1

05/08/1984

RPI 707

Anuidade - prazo legal encerrado

#18.2

02/25/1992

RPI 1108

Concessão da patente

#16.1

06/26/1990

RPI 1024

Deferimento

#9.1

01/16/1990

RPI 1002

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