Official data from INPI

CONECTOR DE BARRA COLETORA

Em AnáliseInvention Patent

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Application data

Number

PI8600792

Type

Invention Patent

Filing

02/25/1986

Publication

09/08/1987

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Progress at the INPI

Filing02/25/86
Publication09/08/87
Examination11/24/87
Allowance05/12/92
Grant01/26/93
Expired07/22/08

The letters patent expired on 07/22/2008: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

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Latest action published by the INPI: 11/24/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Electrolyser Inc.

Inventors

A. H. (pessoa física)

Technical data

IPC Classification

H01R 9/00

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

11/24/1987

RPI 892

Publicação do pedido de patente

#3.1

09/08/1987

RPI 881

Pedido de patente depositado

#2.1

08/12/1986

RPI 825

Carta-patente expirada

#21.1

Patente extinta em 25/02/2001

07/22/2008

RPI 1959

Concessão da patente

#16.1

01/26/1993

RPI 1156

Notificação para pagamento de retribuição

#13.1

10/06/1992

RPI 1140

Deferimento

#9.1

05/12/1992

RPI 1119

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