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Official data from INPI

PILHA ELETROQUÍMICA, CONTENDO UM AGENTE ABSORVEDOR DE HIDROGÊNIO, UM ANÓDIO, UM CATÓDIO,UM ELETRÓLITO.

ArquivadaInvention Patent

Application data

Number

PI8108407

Type

Invention Patent

Filing

12/28/1981

Publication

10/13/1982

Progress at the INPI

  1. Filing12/28/81
  2. Publication10/13/82
  3. Abandoned10/30/84
  4. Allowance
  5. Grant
  6. In force

The application was abandoned: the INPI technical office action was not answered in time (art. 36 of the Brazilian IP Act). The technology is in the public domain in Brazil.

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Latest action published by the INPI: 12/31/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Duracell International Inc.

US

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Inventors

P. E. (pessoa física)

Y. T. (pessoa física)

Technical data

IPC Classification

No IPC classification.

Priority claims

US

220.615 · 12/29/1980

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 36 §1° da LPI

#11.2

12/31/1985

RPI 793

Exigência - art. 36 da LPI

#6.1

05/07/1985

RPI 759

Solicitação de exame técnico

#4.1

10/30/1984

RPI 732

Publicação do pedido de patente

#3.1

10/13/1982

RPI 625

Pedido de patente depositado

#2.1

02/24/1982

RPI 592

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