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Official data from INPI

VÁLVULA DE MANGA.

ConcedidaInvention Patent

Application data

Number

PI8103844

Type

Invention Patent

Filing

06/17/1981

Publication

03/09/1982

Progress at the INPI

  1. Filing06/17/81
  2. Publication03/09/82
  3. Examination07/20/82
  4. Allowance01/31/84
  5. Grant08/28/84
  6. Terminated06/27/95

The patent was granted on 08/28/1984 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: 08/28/1984. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Bermad

IL

Inventors

Z. W. (pessoa física)

Technical data

IPC Classification

Priority claims

IL

60341 · 06/18/1980

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

08/28/1984

RPI 723

Notificação para pagamento de retribuição

#13.1

05/15/1984

RPI 708

Deferimento

#9.1

01/31/1984

RPI 693

Exigência - art. 36 da LPI

#6.1

08/09/1983

RPI 668

4.1.2

09/08/1982

RPI 620

Solicitação de exame técnico

#4.1

07/20/1982

RPI 613

Publicação do pedido de patente

#3.1

03/09/1982

RPI 594

Anuidade - prazo legal encerrado

#18.2

06/27/1995

RPI 1282

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