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Official data from INPI

PROCESSO DE DECOMPOSICAO DE ROCHAS ALCALINAS

ConcedidaInvention Patent

Application data

Number

PI8306871

Type

Invention Patent

Filing

12/14/1983

Publication

07/23/1985

Progress at the INPI

  1. Filing12/14/83
  2. Publication07/23/85
  3. Examination10/29/85
  4. Allowance10/27/87
  5. Grant07/26/88
  6. Terminated10/02/90

The patent was granted on 07/26/1988 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: 07/26/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

K. F. (pessoa física)

Inventors

F. [. (pessoa física)

Technical data

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

07/26/1988

RPI 927

Notificação para pagamento de retribuição

#13.1

03/01/1988

RPI 906

Deferimento

#9.1

10/27/1987

RPI 888

Exigência - art. 36 da LPI

#6.1

09/16/1986

RPI 830

Solicitação de exame técnico

#4.1

10/29/1985

RPI 784

Publicação do pedido de patente

#3.1

07/23/1985

RPI 770

Pedido de patente depositado

#2.1

02/21/1984

RPI 696

Anuidade - prazo legal encerrado

#18.2

10/02/1990

RPI 1035

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