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Official data from INPI

LIGA DE ALUMÍNIO TRABALHADA, PRODUTOS SEMI-ACABADOS, TIRA LAMINADA, PROCESSO DE FABRICAÇÃO DA TIRA LAMINADA, USO DA LIGA E PROCESSO DE FABRICAÇÃO DE PRODUTOS SEMI-ACABADOS OU ACABADOS

Em AnáliseInvention Patent

Application data

Number

PI8200641

Type

Invention Patent

Filing

02/05/1982

Publication

12/14/1982

Progress at the INPI

Technical opinion to answer
  1. Filing02/05/82
  2. Publication12/14/82
  3. Examination12/04/84
  4. Allowance
  5. Grant
  6. In force

The INPI issued a technical opinion on patentability. The applicant must respond for examination to continue.

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Latest action published by the INPI: 03/01/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Vereinigte Deutsche Metallwerke Ag

DE

Inventors

H. A. (pessoa física)

DE

Technical data

IPC Classification

Priority claims

DE

P 31 04 079.9 · 02/06/1981

DE

P 31 10 227.1 · 03/17/1981

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Retificação

#15.3

03/01/1988

RPI 906

Conhecimento de parecer técnico

#7.1

06/11/1985

RPI 764

Solicitação de exame técnico

#4.1

12/04/1984

RPI 737

Publicação do pedido de patente

#3.1

12/14/1982

RPI 634

Pedido de patente depositado

#2.1

03/30/1982

RPI 597

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