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Official data from INPI

CELULA ELETROLITICA

Em AnáliseInvention Patent

Application data

Number

PI8107158

Type

Invention Patent

Filing

11/05/1980

Publication

07/20/1982

Progress at the INPI

  1. Filing11/05/80
  2. Publication07/20/82
  3. Examination08/28/84
  4. Allowance12/17/85
  5. Grant06/24/86
  6. Terminated07/12/88

The patent was granted on 06/24/1986 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: 07/12/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

OLIN CORP [US]

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Inventors

F. M. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

07/12/1988

RPI 925

Concessão da patente

#16.1

06/24/1986

RPI 818

Notificação para pagamento de retribuição

#13.1

04/22/1986

RPI 809

Deferimento

#9.1

12/17/1985

RPI 791

Exigência - art. 36 da LPI

#6.1

01/29/1985

RPI 745

Solicitação de exame técnico

#4.1

08/28/1984

RPI 723

Publicação do pedido de patente

#3.1

07/20/1982

RPI 613

Pedido de patente depositado

#2.1

12/22/1981

RPI 583

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