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Official data from INPI

VÁLVULA COM TAMPÃO.

Em AnáliseInvention Patent

Application data

Number

PI8107053

Type

Invention Patent

Filing

10/30/1981

Publication

07/20/1982

Progress at the INPI

  1. Filing10/30/81
  2. Publication07/20/82
  3. Examination03/22/83
  4. Allowance06/26/84
  5. Grant10/29/85
  6. Terminated05/24/88

The patent was granted on 10/29/1985 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: 05/24/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

B. T. (pessoa física)

Inventors

T. B. (pessoa física)

Technical data

IPC Classification

Priority claims

IT

15244/80 · 10/31/1980

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

05/24/1988

RPI 918

201

06/09/1987

RPI 868

Pedido de licença voluntária

#17.1

12/02/1986

RPI 841

Concessão da patente

#16.1

10/29/1985

RPI 784

Notificação para pagamento de retribuição

#13.1

06/18/1985

RPI 765

110

03/26/1985

RPI 753

Recurso

#12.1

10/09/1984

RPI 729

Deferimento

#9.1

06/26/1984

RPI 714

Exigência - art. 36 da LPI

#6.1

12/20/1983

RPI 687

Solicitação de exame técnico

#4.1

03/22/1983

RPI 648

Publicação do pedido de patente

#3.1

07/20/1982

RPI 613

Pedido de patente depositado

#2.1

12/15/1981

RPI 582

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