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Official data from INPI

PILHA ELETROLITICA

Em AnáliseInvention Patent

Application data

Number

PI8108508

Type

Invention Patent

Filing

01/02/1981

Publication

10/19/1982

Progress at the INPI

  1. Filing01/02/81
  2. Publication10/19/82
  3. Examination06/07/83
  4. Allowance07/09/85
  5. Grant12/31/85
  6. Terminated05/24/88

The patent was granted on 12/31/1985 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: 05/24/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

OLIN CORP [US]

See this company's full portfolio

Inventors

A. O. (pessoa física)

F. M. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

05/24/1988

RPI 918

Concessão da patente

#16.1

12/31/1985

RPI 793

Notificação para pagamento de retribuição

#13.1

11/12/1985

RPI 786

Deferimento

#9.1

07/09/1985

RPI 768

Exigência - art. 36 da LPI

#6.1

12/04/1984

RPI 737

Exigência - art. 36 da LPI

#6.1

06/12/1984

RPI 712

Solicitação de exame técnico

#4.1

06/07/1983

RPI 659

Publicação do pedido de patente

#3.1

10/19/1982

RPI 626

Pedido de patente depositado

#2.1

02/24/1982

RPI 592

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