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Official data from INPI

COMANDO OLEOPNEUMÁTICO PARA DISJUNTORES ELÉTRICOS

ConcedidaInvention Patent
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Application data

Number

PI8402572

Type

Invention Patent

Filing

05/29/1984

Publication

04/23/1985
View on INPI

Progress at the INPI

  1. Filing05/29/84
  2. Publication04/23/85
  3. Examination08/20/85
  4. Allowance05/23/89
  5. Grant11/28/89
  6. Expired07/08/08

The letters patent expired on 07/08/2008: 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: 11/28/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

C. G. (pessoa física)

FR

Inventors

C. G. (pessoa física)

FR

Technical data

IPC Classification

H01H 33/32

Priority claims

FR

83 08 910 · 05/30/1983

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

11/28/1989

RPI 997

Notificação para pagamento de retribuição

#13.1

09/19/1989

RPI 987

Deferimento

#9.1

05/23/1989

RPI 970

6.2

09/15/1987

RPI 882

Solicitação de exame técnico

#4.1

08/20/1985

RPI 774

Publicação do pedido de patente

#3.1

04/23/1985

RPI 757

Pedido de patente depositado

#2.1

08/07/1984

RPI 720

Carta-patente expirada

#21.1

Patente extinta em 29/05/99

07/08/2008

RPI 1957

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