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Official data from INPI

CORPO DE SELO E SELO

ConcedidaInvention Patent

Application data

Number

PI8203684

Type

Invention Patent

Filing

06/24/1982

Publication

01/31/1984

Progress at the INPI

  1. Filing06/24/82
  2. Publication01/31/84
  3. Examination04/03/84
  4. Allowance05/07/85
  5. Grant11/26/85
  6. Terminated06/26/90

The patent was granted on 11/26/1985 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: 11/26/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

E. J. Brooks Company

US

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Inventors

J. M. (pessoa física)

US

R. G. (pessoa física)

US

S. M. (pessoa física)

US

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

11/26/1985

RPI 788

Notificação para pagamento de retribuição

#13.1

08/27/1985

RPI 775

Deferimento

#9.1

05/07/1985

RPI 759

Solicitação de exame técnico

#4.1

04/03/1984

RPI 702

Publicação do pedido de patente

#3.1

01/31/1984

RPI 693

Pedido de patente depositado

#2.1

08/10/1982

RPI 616

Anuidade - prazo legal encerrado

#18.2

06/26/1990

RPI 1024

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