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Official data from INPI

VALVULA APERFEICOADA PARA PNEUMATICOS

ConcedidaInvention Patent

Application data

Number

PI8402138

Type

Invention Patent

Filing

11/08/1984

Publication

02/26/1985

Progress at the INPI

  1. Filing11/08/84
  2. Publication02/26/85
  3. Examination05/14/85
  4. Allowance08/23/88
  5. Grant07/25/89
  6. Terminated02/25/92

The patent was granted on 07/25/1989 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: 07/25/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

LEVORIN IND SA [BR]

Inventors

L. J. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

07/25/1989

RPI 979

Notificação para pagamento de retribuição

#13.1

12/13/1988

RPI 947

Deferimento

#9.1

08/23/1988

RPI 931

Exigência - art. 36 da LPI

#6.1

02/02/1988

RPI 902

Solicitação de exame técnico

#4.1

05/14/1985

RPI 760

Publicação antecipada

#3.2

02/26/1985

RPI 749

Pedido de patente depositado

#2.1

07/17/1984

RPI 717

Anuidade - prazo legal encerrado

#18.2

02/25/1992

RPI 1108

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