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Official data from INPI

CURSOR PARA FECHOS CORREDIÇOS

ConcedidaInvention Patent

Application data

Number

PI8203958

Type

Invention Patent

Filing

07/06/1982

Publication

06/28/1983

Progress at the INPI

  1. Filing07/06/82
  2. Publication06/28/83
  3. Examination10/11/83
  4. Allowance07/14/87
  5. Grant02/23/88
  6. Terminated04/02/96

The patent was granted on 02/23/1988 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: 02/23/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Y. K. (pessoa física)

JP

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Inventors

K. (pessoa física)

JP

K. O. (pessoa física)

JP

Technical data

IPC Classification

Priority claims

JP

56-105067 · 07/07/1981

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

02/23/1988

RPI 905

Notificação para pagamento de retribuição

#13.1

11/10/1987

RPI 890

Deferimento

#9.1

07/14/1987

RPI 873

Exigência - art. 36 da LPI

#6.1

06/10/1986

RPI 816

6.2

04/02/1985

RPI 754

Solicitação de exame técnico

#4.1

10/11/1983

RPI 677

Publicação do pedido de patente

#3.1

06/28/1983

RPI 662

Pedido de patente depositado

#2.1

08/24/1982

RPI 618

Anuidade - prazo legal encerrado

#18.2

04/02/1996

RPI 1322

Cessão de direito de exploração

#22.1

11/12/1991

RPI 1093

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