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Official data from INPI

PROCESSO PARA A CONVERSAO DE CARVAO, TURFA OU MADEIRA EM HIDROCARBONETOS GASOSOS OU DESTILADOS VOLATEIS

ConcedidaInvention Patent

Application data

Number

PI8102312

Type

Invention Patent

Filing

04/15/1980

Publication

12/08/1981

Progress at the INPI

  1. Filing04/15/80
  2. Publication12/08/81
  3. Examination08/10/82
  4. Allowance12/26/84
  5. Grant06/25/85
  6. Terminated02/04/92

The patent was granted on 06/25/1985 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: 06/25/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

S. R. (pessoa física)

Inventors

S. R. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

06/25/1985

RPI 766

Notificação para pagamento de retribuição

#13.1

04/16/1985

RPI 756

Deferimento

#9.1

12/26/1984

RPI 740

Exigência - art. 36 da LPI

#6.1

05/22/1984

RPI 709

Solicitação de exame técnico

#4.1

08/10/1982

RPI 616

Publicação do pedido de patente

#3.1

12/08/1981

RPI 581

Anuidade - prazo legal encerrado

#18.2

02/04/1992

RPI 1105

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