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Official data from INPI

PROCESSO E INSTALACAO DE FORMACAO DE UM FELTRO DE FIBRAS

ConcedidaInvention Patent

Application data

Number

PI8400796

Type

Invention Patent

Filing

02/23/1983

Publication

09/25/1984

Progress at the INPI

  1. Filing02/23/83
  2. Publication09/25/84
  3. Examination10/15/85
  4. Allowance09/06/88
  5. Grant07/25/89
  6. Terminated06/06/95

The patent was granted on 07/25/1989 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: 07/25/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

SAINT GOBAIN ISOVER [FR]

Inventors

M. F. (pessoa física)

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

07/25/1989

RPI 979

Notificação para pagamento de retribuição

#13.1

12/27/1988

RPI 949

Deferimento

#9.1

09/06/1988

RPI 933

Solicitação de exame técnico

#4.1

10/15/1985

RPI 782

Publicação do pedido de patente

#3.1

09/25/1984

RPI 727

Pedido de patente depositado

#2.1

05/08/1984

RPI 707

Anuidade - prazo legal encerrado

#18.2

06/06/1995

RPI 1279

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