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Official data from INPI

EMBREAGEM OU FREIO DE DISCO DE FRICÇÃO ATUADO POR MEIO DE PRESSÃO

Em AnáliseInvention PatentPCT · EP1988000152

Application data

Number

PI8807403

Type

Invention Patent

Filing

03/02/1988

Publication

03/27/1990

PCT

EP1988000152

Progress at the INPI

  1. Filing03/02/88
  2. Publication03/27/90
  3. Examination12/11/90
  4. Allowance03/24/92
  5. Grant02/24/93
  6. Terminated10/24/95

The patent was granted on 02/24/1993 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

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Latest action published by the INPI: 10/24/1995. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Z. A. (pessoa física)

DE

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Inventors

A. W. (pessoa física)

DE

H. B. (pessoa física)

DE

Technical data

IPC Classification

Priority claims

DE

P 3707765.1 · 03/11/1987

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

10/24/1995

RPI 1299

Concessão da patente

#16.1

02/24/1993

RPI 1160

Notificação para pagamento de retribuição

#13.1

09/01/1992

RPI 1135

Deferimento

#9.1

03/24/1992

RPI 1112

Solicitação de exame técnico

#4.1

12/11/1990

RPI 1045

Notificação de entrada na fase nacional - PCT

#1.3

03/27/1990

RPI 1011

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