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Official data from INPI

RECUPERACAO DE CIANETOS DAS AGUAS DE LAVAGENS DOS PROCESSOS CIANIDRICOS DE ELETRODEPOSICAO DE METAIS

Em AnáliseInvention Patent
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Application data

Number

PI7900702

Type

Invention Patent

Filing

01/29/1979

Publication

-
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Progress at the INPI

  1. Filing01/29/79
  2. Publication
  3. Examination
  4. Allowance07/03/84
  5. Grant02/26/85
  6. Terminated04/19/88

The patent was granted on 02/26/1985 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: 04/19/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

B. J. (pessoa física)

P. M. (pessoa física)

Inventors

B. J. (pessoa física)

P. M. (pessoa física)

Technical data

IPC Classification

C01C 3/08

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

04/19/1988

RPI 913

Concessão da patente

#16.1

02/26/1985

RPI 749

Notificação para pagamento de retribuição

#13.1

10/23/1984

RPI 731

Deferimento

#9.1

07/03/1984

RPI 715

8.1

03/20/1984

RPI 700

Exigência - art. 36 da LPI

#6.1

09/06/1983

RPI 672

Republicação - classificação IPC

#15.11

02/22/1983

RPI 644

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