Official data from INPI

ARTIGO FERROSO E PROCESSO PARA ENDURECER SUPERFÍCIE DE ARTIGO FERROSO

PublicadaInvention Patent

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Application data

Number

PI8801615

Type

Invention Patent

Filing

03/30/1988

Publication

11/08/1988

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Progress at the INPI

Filing03/30/88
Publication11/08/88
Abandoned
Allowance
Grant
In force

The application was abandoned: examination was not requested within the 36 months following the 03/30/1988 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: 11/08/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Teledyne Industries, Inc

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Inventors

W. H. (pessoa física)

Technical data

IPC Classification

C23C 8/32

Priority claims

032.186 · 03/30/1987

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

11/08/1988

RPI 942

Pedido de patente depositado

#2.1

07/26/1988

RPI 927

Arquivamento - Art. 33 da LPI

#11.1

10/08/1991

RPI 1088

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