Official data from INPI

COMPOSIÇÃO FLUIDA DE MATÉRIA E PROCESSO PARA A FORMAÇÃO DE UMA SUPERFÍCIE DE COR SOBRE UM SUBSTRATO SÓLIDO

PublicadaInvention Patent

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Application data

Number

PI8901473

Type

Invention Patent

Filing

03/30/1989

Publication

11/14/1989

View on INPI

Progress at the INPI

Filing03/30/89
Publication11/14/89
Examination01/14/92
Allowance
Grant
In force

Published on 11/14/1989, the application is awaiting technical examination at the INPI, which decides whether the invention meets the patentability requirements.

Latest action published by the INPI: 11/14/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Nohon Parkerizing Company, Limited

Inventors

S. S. (pessoa física)

S. K. (pessoa física)

Technical data

IPC Classification

C23C 22/28 C23C 22/30

Priority claims

63-74671 · 03/30/1988

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

11/14/1989

RPI 995

Pedido de patente depositado

#2.1

05/16/1989

RPI 969

Retificação

#15.3

10/03/1995

RPI 1296

Solicitação de exame técnico

#4.1

01/14/1992

RPI 1102

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