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Official data from INPI

Eletrodo de carbono; folha microporosa e bateria de Li/SO2.

PublicadaInvention Patent

Application data

Number

PI8701303

Type

Invention Patent

Filing

07/23/1987

Publication

03/22/1988

Progress at the INPI

  1. Filing07/23/87
  2. Publication03/22/88
  3. Abandoned
  4. Allowance
  5. Grant
  6. In force

The application was abandoned: examination was not requested within the 36 months following the 07/23/1987 filing, the deadline set by art. 33 of the Brazilian IP Act. The technology is in the public domain in Brazil.

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Latest action published by the INPI: 03/22/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

W.R. Grace & Co.

US

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Inventors

M. A. (pessoa física)

Technical data

IPC Classification

Priority claims

US

896.699 · 08/15/1986

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

03/22/1988

RPI 909

Pedido de patente depositado

#2.1

06/30/1987

RPI 871

Arquivamento - Art. 33 da LPI

#11.1

12/04/1990

RPI 1044

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