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Official data from INPI

SEM TITULO

ConcedidaInvention Patent

Application data

Number

PI8300333

Type

Invention Patent

Filing

01/24/1983

Publication

10/25/1983

Progress at the INPI

  1. Filing01/24/83
  2. Publication10/25/83
  3. Examination01/17/84
  4. Allowance08/26/86
  5. Grant06/30/87
  6. Terminated12/17/96

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

Marvin Class & Associates

US

Inventors

M. J. (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

Notificação para pagamento de retribuição

#13.1

12/09/1986

RPI 842

Deferimento

#9.1

08/26/1986

RPI 827

Exigência - art. 36 da LPI

#6.1

11/12/1985

RPI 786

Exigência - art. 36 da LPI

#6.1

03/19/1985

RPI 752

Solicitação de exame técnico

#4.1

01/17/1984

RPI 691

Publicação do pedido de patente

#3.1

10/25/1983

RPI 679

Pedido de patente depositado

#2.1

03/08/1983

RPI 646

Anuidade - prazo legal encerrado

#18.2

12/17/1996

RPI 1359

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