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Official data from INPI

PROCESSO PARA A FOSFATIZACAO DE METAIS, BEM COMO SEU EMPREGO

IndeferidaInvention Patent

Application data

Number

PI8102619

Type

Invention Patent

Filing

04/30/1980

Publication

01/19/1982

Progress at the INPI

Under appeal
  1. Filing04/30/80
  2. Publication01/19/82
  3. Examination10/18/83
  4. Refused08/19/86
  5. Grant
  6. In force

The application was refused by the INPI on 08/19/1986. The invention was never patented.

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Latest action published by the INPI: 08/19/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

METALLGESELLSCHAFT AG

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Inventors

H. D. (pessoa física)

M. G. (pessoa física)

R. W. (pessoa física)

V. G. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Indeferimento

#9.2

08/19/1986

RPI 826

Conhecimento de parecer técnico

#7.1

05/15/1984

RPI 708

Solicitação de exame técnico

#4.1

10/18/1983

RPI 678

Publicação do pedido de patente

#3.1

01/19/1982

RPI 587

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