Official data from INPI

PROCESSO DE REALÇAR O BRILHO E MANTER A RESISTÊNMCIA À CORROSÃO DE UM REVESTIMENTO AUTO-DEPOSITADO

PublicadaInvention Patent

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Application data

Number

PI8803009

Type

Invention Patent

Filing

06/20/1988

Publication

01/10/1989

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Progress at the INPI

Filing06/20/88
Publication01/10/89
Abandoned
Allowance
Grant
In force

The application was abandoned: examination was not requested within the 36 months following the 06/20/1988 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: 01/10/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Amchem Products, Inc

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Inventors

R. B. (pessoa física)

Technical data

IPC Classification

C09K 13/02 C23F 3/00

Priority claims

064,966 · 06/19/1987

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

01/10/1989

RPI 951

Pedido de patente depositado

#2.1

11/16/1988

RPI 943

Arquivamento - Art. 33 da LPI

#11.1

10/08/1991

RPI 1088

14.1

08/21/1990

RPI 1029

14.7

08/21/1990

RPI 1029

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