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Official data from INPI

DIFUSOR DE ASPIRAÇÃO PARIETAL

ConcedidaInvention Patent

Application data

Number

PI8200051

Type

Invention Patent

Filing

01/07/1919

Publication

10/26/1982

Progress at the INPI

  1. Filing01/07/19
  2. Publication10/26/82
  3. Examination09/25/84
  4. Allowance05/07/85
  5. Grant11/26/85
  6. Terminated07/18/95

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

Alsthom-Atlantique.

FR

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Inventors

M. P. (pessoa física)

FR

Technical data

IPC Classification

Priority claims

FR

81 00 210 · 01/08/1981

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

08/27/1985

RPI 775

Deferimento

#9.1

05/07/1985

RPI 759

Solicitação de exame técnico

#4.1

09/25/1984

RPI 727

Publicação do pedido de patente

#3.1

10/26/1982

RPI 627

Pedido de patente depositado

#2.1

03/02/1982

RPI 593

Anuidade - prazo legal encerrado

#18.2

07/18/1995

RPI 1285

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