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Official data from INPI

VÁLVULA DE DIAFRAGMA UNIVERSAL

ConcedidaInvention Patent

Application data

Number

PI8202202

Type

Invention Patent

Filing

04/16/1982

Publication

06/22/1982

Progress at the INPI

  1. Filing04/16/82
  2. Publication06/22/82
  3. Examination10/13/82
  4. Allowance06/11/85
  5. Grant11/26/85
  6. Terminated11/15/94

The patent was granted on 11/26/1985 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: 11/26/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

L. S. (pessoa física)

RJ, BR

Inventors

L. S. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

11/26/1985

RPI 788

Notificação para pagamento de retribuição

#13.1

09/24/1985

RPI 779

Deferimento

#9.1

06/11/1985

RPI 764

Exigência - art. 36 da LPI

#6.1

10/09/1984

RPI 729

Solicitação de exame técnico

#4.1

10/13/1982

RPI 625

Publicação antecipada

#3.2

06/22/1982

RPI 609

Pedido de patente depositado

#2.1

06/08/1982

RPI 607

Anuidade - prazo legal encerrado

#18.2

11/15/1994

RPI 1250

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