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Official data from INPI

PROCESSO PARA DESTRUIR E VAPORIZAR REFUGO

ConcedidaInvention Patent

Application data

Number

PI8306132

Type

Invention Patent

Filing

03/23/1983

Publication

11/13/1984

Progress at the INPI

  1. Filing03/23/83
  2. Publication11/13/84
  3. Examination11/18/86
  4. Allowance08/11/87
  5. Grant03/29/88
  6. Terminated05/09/95

The patent was granted on 03/29/1988 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

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Latest action published by the INPI: 03/29/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

SKF STEEL ENG AB [SE]

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Inventors

S. S. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

03/29/1988

RPI 910

Notificação para pagamento de retribuição

#13.1

12/01/1987

RPI 893

Deferimento

#9.1

08/11/1987

RPI 877

Solicitação de exame técnico

#4.1

11/18/1986

RPI 839

Publicação do pedido de patente

#3.1

11/13/1984

RPI 734

Pedido de patente depositado

#2.1

01/24/1984

RPI 692

Anuidade - prazo legal encerrado

#18.2

05/09/1995

RPI 1275

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