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Official data from INPI

APARELHO DE ELETRÓLISE.

ConcedidaInvention Patent
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Application data

Number

PI8104869

Type

Invention Patent

Filing

07/28/1981

Publication

04/13/1982
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Progress at the INPI

  1. Filing07/28/81
  2. Publication04/13/82
  3. Examination03/27/84
  4. Allowance09/02/86
  5. Grant06/02/87
  6. Terminated03/19/96

The patent was granted on 06/02/1987 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: 06/02/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

E. S. (pessoa física)

CH

Inventors

S. E. (pessoa física)

Technical data

IPC Classification

C25B 1/10C25B 15/02

Priority claims

GB

8025021 · 07/31/1980

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

06/02/1987

RPI 867

Republicação - classificação IPC

#15.11

03/17/1987

RPI 856

Notificação para pagamento de retribuição

#13.1

12/23/1986

RPI 844

Deferimento

#9.1

09/02/1986

RPI 828

Exigência - art. 36 da LPI

#6.1

02/18/1986

RPI 800

Exigência - art. 36 da LPI

#6.1

12/04/1984

RPI 737

Solicitação de exame técnico

#4.1

03/27/1984

RPI 701

Publicação do pedido de patente

#3.1

04/13/1982

RPI 599

Anuidade - prazo legal encerrado

#18.2

03/19/1996

RPI 1320

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