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Official data from INPI

COMPENSADOR DE PRESSÃO ENTRE CARCAÇAS DE MÁQUINAS E MEIO-AMBIENTE

Em AnáliseInvention PatentPCT · EP1989000830

Application data

Number

PI8907562

Type

Invention Patent

Filing

07/15/1989

Publication

05/14/1991

PCT

EP1989000830

Progress at the INPI

  1. Filing07/15/89
  2. Publication05/14/91
  3. Examination04/28/92
  4. Allowance01/18/94
  5. Grant08/30/94
  6. Terminated07/16/96

The patent was granted on 08/30/1994 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: 07/16/1996. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Z. A. (pessoa física)

DE

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Inventors

J. R. (pessoa física)

DE

Technical data

Priority claims

DE

P 38 24 810.7 · 07/21/1988

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

07/16/1996

RPI 1337

Concessão da patente

#16.1

08/30/1994

RPI 1239

Notificação para pagamento de retribuição

#13.1

05/10/1994

RPI 1223

Deferimento

#9.1

01/18/1994

RPI 1207

Solicitação de exame técnico

#4.1

04/28/1992

RPI 1117

Notificação de entrada na fase nacional - PCT

#1.3

05/14/1991

RPI 1067

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