Official data from INPI

CHAVE ELÉTRICA INTERRUPTORA

Em AnáliseInvention Patent

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Application data

Number

PI8502332

Type

Invention Patent

Filing

05/17/1985

Publication

05/13/1986

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Progress at the INPI

Filing05/17/85
Publication05/13/86
Examination01/21/87
Allowance01/10/89
Grant01/09/90
Expired07/15/08

The letters patent expired on 07/15/2008: 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: 09/26/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Duralux Indústria e Comércio Ltda

RJ, BR

Inventors

G. B. (pessoa física)

J. S. (pessoa física)

Technical data

IPC Classification

H01H 15/10

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

14.1

09/26/1989

RPI 988

Notificação para pagamento de retribuição

#13.1

05/30/1989

RPI 971

Deferimento

#9.1

01/10/1989

RPI 951

Solicitação de exame técnico

#4.1

01/21/1987

RPI 848

Publicação antecipada

#3.2

05/13/1986

RPI 812

Pedido de patente depositado

#2.1

07/23/1985

RPI 770

Carta-patente expirada

#21.1

Patente extinta em 17/05/2000

07/15/2008

RPI 1958

Cessão de direito de exploração

#22.1

01/22/1991

RPI 1051

Concessão da patente

#16.1

01/09/1990

RPI 1001

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