Official data from INPI

SEM TITULO

ConcedidaInvention Patent

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Application data

Number

PI8302404

Type

Invention Patent

Filing

05/09/1983

Publication

12/18/1984

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Progress at the INPI

Filing05/09/83
Publication12/18/84
Examination03/12/85
Allowance12/16/86
Grant08/25/87
Terminated04/25/95

The patent was granted on 08/25/1987 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: 08/25/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Inebrasa S/A.

SP, BR

Inventors

H. H. (pessoa física)

Technical data

IPC Classification

H01H 15/02

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

08/25/1987

RPI 879

Notificação para pagamento de retribuição

#13.1

05/05/1987

RPI 863

Deferimento

#9.1

12/16/1986

RPI 843

14.4

11/12/1985

RPI 786

Solicitação de exame técnico

#4.1

03/12/1985

RPI 751

Publicação do pedido de patente

#3.1

12/18/1984

RPI 739

Pedido de patente depositado

#2.1

06/28/1983

RPI 662

Anuidade - prazo legal encerrado

#18.2

04/25/1995

RPI 1273

Extinção — restauração

#21.2

11/03/1992

RPI 1144

20.4

09/22/1992

RPI 1138

20.7