Official data from INPI

ACOPLAMENTO GIRATÓRIO PARA CORDÃO ELÉTRICO.

PublicadaInvention Patent

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Application data

Number

PI8705889

Type

Invention Patent

Filing

10/27/1987

Publication

05/23/1989

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Progress at the INPI

Filing10/27/87
Publication05/23/89
Examination05/22/90
Allowance06/08/93
Grant10/26/93
Expired07/29/08

The letters patent expired on 07/29/2008: 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: 05/23/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

No applicants.

Inventors

A. B. (pessoa física)

Technical data

IPC Classification

H01R 13/56

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

05/23/1989

RPI 970

Pedido de patente depositado

#2.1

02/09/1988

RPI 903

Carta-patente expirada

#21.1

Patente extinta em 27/10/2002

07/29/2008

RPI 1960

Concessão da patente

#16.1

10/26/1993

RPI 1195

Deferimento

#9.1

06/08/1993

RPI 1175

Solicitação de exame técnico

#4.1

05/22/1990

RPI 1019

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