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Official data from INPI

MÁQUINA SELECIONADORA DE ARTIGOS

Em AnáliseInvention Patent

Application data

Number

PI8706879

Type

Invention Patent

Filing

12/17/1987

Publication

05/16/1989

Progress at the INPI

  1. Filing12/17/87
  2. Publication05/16/89
  3. Examination11/07/89
  4. Allowance05/17/94
  5. Grant11/29/94
  6. Terminated06/25/96

The patent was granted on 11/29/1994 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: 11/07/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Tecnostral S/A Indústria e Tecnologia

RJ, BR

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Inventors

S. Q. (pessoa física)

BR

S. M. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

11/07/1989

RPI 994

Publicação antecipada

#3.2

05/16/1989

RPI 969

Pedido de patente depositado

#2.1

01/31/1989

RPI 954

Republicação - classificação IPC

#15.11

01/26/2010

RPI 2038

Anuidade - prazo legal encerrado

#18.2

06/25/1996

RPI 1334

Concessão da patente

#16.1

11/29/1994

RPI 1252

Notificação para pagamento de retribuição

#13.1

09/27/1994

RPI 1243

Deferimento

#9.1

05/17/1994

RPI 1224

Exigência - art. 36 da LPI

#6.1

11/16/1993

RPI 1198

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