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Official data from INPI

Acionamento positivo.

Em AnáliseInvention Patent

Application data

Number

PI8301199

Type

Invention Patent

Filing

03/08/1983

Publication

11/22/1983

Progress at the INPI

  1. Filing03/08/83
  2. Publication11/22/83
  3. Examination03/25/86
  4. Allowance08/11/87
  5. Grant05/31/88
  6. Terminated02/18/92

The patent was granted on 05/31/1988 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: 08/23/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

E. C. (pessoa física)

US

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Inventors

G. J. (pessoa física)

Technical data

IPC Classification

Priority claims

US

355.971 · 03/08/1982

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

20.7

08/23/1988

RPI 931

Concessão da patente

#16.1

05/31/1988

RPI 919

Notificação para pagamento de retribuição

#13.1

12/01/1987

RPI 893

Deferimento

#9.1

08/11/1987

RPI 877

Exigência - art. 36 da LPI

#6.1

10/29/1986

RPI 836

Solicitação de exame técnico

#4.1

03/25/1986

RPI 805

Publicação do pedido de patente

#3.1

11/22/1983

RPI 683

Pedido de patente depositado

#2.1

04/26/1983

RPI 653

Anuidade - prazo legal encerrado

#18.2

02/18/1992

RPI 1107

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