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Official data from INPI

PARTE DE SEGURANÇA E DE PUXAR PARA UMA CORRENTE

Em AnáliseInvention Patent

Application data

Number

PI8706551

Type

Invention Patent

Filing

12/04/1987

Publication

07/12/1988

Progress at the INPI

  1. Filing12/04/87
  2. Publication07/12/88
  3. Examination11/01/88
  4. Allowance07/24/90
  5. Grant02/13/91
  6. Terminated10/24/95

The patent was granted on 02/13/1991 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: 11/01/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

E. A. (pessoa física)

DE

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Inventors

A. M. (pessoa física)

CA

K. H. (pessoa física)

DE

Technical data

IPC Classification

Priority claims

DE

G 86 32 620.1 · 12/05/1986

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

11/01/1988

RPI 941

Publicação do pedido de patente

#3.1

07/12/1988

RPI 925

Pedido de patente depositado

#2.1

03/29/1988

RPI 910

Anuidade - prazo legal encerrado

#18.2

10/24/1995

RPI 1299

Concessão da patente

#16.1

02/13/1991

RPI 1054

Notificação para pagamento de retribuição

#13.1

11/06/1990

RPI 1040

Deferimento

#9.1

07/24/1990

RPI 1025

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