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Official data from INPI

NÚCLEO PARA VÁLVULA ROTATIVA

Em AnáliseInvention Patent

Application data

Number

PI8601312

Type

Invention Patent

Filing

03/24/1986

Publication

12/02/1986

Progress at the INPI

  1. Filing03/24/86
  2. Publication12/02/86
  3. Examination08/02/88
  4. Allowance05/02/89
  5. Grant02/06/90
  6. Terminated12/31/96

The patent was granted on 02/06/1990 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: 09/05/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

A. B. (pessoa física)

AU

K. R. (pessoa física)

AU

Inventors

A. B. (pessoa física)

AU

K. R. (pessoa física)

AU

Technical data

IPC Classification

Priority claims

AU

PG 9908 · 03/26/1985

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Notificação para pagamento de retribuição

#13.1

09/05/1989

RPI 985

Deferimento

#9.1

05/02/1989

RPI 967

Solicitação de exame técnico

#4.1

08/02/1988

RPI 928

Publicação do pedido de patente

#3.1

12/02/1986

RPI 841

Pedido de patente depositado

#2.1

10/21/1986

RPI 835

Anuidade - prazo legal encerrado

#18.2

12/31/1996

RPI 1361

Concessão da patente

#16.1

02/06/1990

RPI 1005

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