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Official data from INPI

PROCESSO PARA PRODUÇÃO DE ALUMÍNIO POR ELETRO LISE DE ALUMINA,VASO ELETROPRODUTOR DE ALUMÍNIO E ANODO PARA PRODUÇÃO ELETROLÍTICA DE ALUMÍNIO POR ELETRÓLISE DE ALUMINA.

Em AnáliseInvention Patent

Application data

Number

PI8600682

Type

Invention Patent

Filing

02/18/1986

Publication

11/04/1986

Progress at the INPI

  1. Filing02/18/86
  2. Publication11/04/86
  3. Abandoned11/08/88
  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.

Talk to a specialist

Latest action published by the INPI: 10/31/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

E. C. (pessoa física)

US

Moltech Invent S.A.

LU

See this company's full portfolio

Inventors

J. D. (pessoa física)

CH

Technical data

IPC Classification

Priority claims

EP

8510064.7 · 02/18/1985

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

14.1

10/31/1989

RPI 993

Solicitação de exame técnico

#4.1

11/08/1988

RPI 942

Publicação do pedido de patente

#3.1

11/04/1986

RPI 837

Pedido de patente depositado

#2.1

08/12/1986

RPI 825

Arquivamento - Art. 36 §1° da LPI

#11.2

09/19/1995

RPI 1294

Exigência - art. 36 da LPI

#6.1

12/06/1994

RPI 1253

Conhecimento de parecer técnico

#7.1

12/03/1991

RPI 1096

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