Official data from INPI

PROCESSO PARA COLORACAO DE PECAS DE ALUMINIO OU DE LIGA DE ALUMINIO POR VIA ELETROLITICA

ConcedidaInvention Patent

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Application data

Number

PI8200132

Type

Invention Patent

Filing

01/16/1981

Publication

11/03/1982

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Progress at the INPI

Filing01/16/81
Publication11/03/82
Examination08/28/84
Allowance06/17/86
Grant03/31/87
Terminated02/11/92

The patent was granted on 03/31/1987 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

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Latest action published by the INPI: 03/31/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

RONAIN SA [ES]

Inventors

M. R. (pessoa física)

Technical data

IPC Classification

No IPC classification.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

03/31/1987

RPI 858

Notificação para pagamento de retribuição

#13.1

10/14/1986

RPI 834

Deferimento

#9.1

06/17/1986

RPI 817

Conhecimento de parecer técnico

#7.1

07/09/1985

RPI 768

Republicação - classificação IPC

#15.11

05/14/1985

RPI 760

Exigência - art. 36 da LPI

#6.1

02/05/1985

RPI 746

Solicitação de exame técnico

#4.1

08/28/1984

RPI 723

Publicação do pedido de patente

#3.1

11/03/1982

RPI 628

Pedido de patente depositado

#2.1

03/02/1982

RPI 593

Anuidade - prazo legal encerrado

#18.2

02/11/1992

RPI 1106

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