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Official data from INPI

TAMPA DE ISOLADOR ELÉTRICO

ConcedidaInvention Patent

Application data

Number

PI8203339

Type

Invention Patent

Filing

06/07/1982

Publication

05/24/1983

Progress at the INPI

  1. Filing06/07/82
  2. Publication05/24/83
  3. Examination01/24/84
  4. Allowance01/02/85
  5. Grant07/30/85
  6. Expired07/01/08

The letters patent expired on 07/01/2008: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

Talk to a specialist

Latest action published by the INPI: 07/30/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Ceraver.

FR

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Inventors

L. B. (pessoa física)

FR

Technical data

IPC Classification

Priority claims

FR

81 15 206 · 08/05/1981

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

07/30/1985

RPI 771

Notificação para pagamento de retribuição

#13.1

04/23/1985

RPI 757

Deferimento

#9.1

01/02/1985

RPI 741

Exigência - art. 36 da LPI

#6.1

08/28/1984

RPI 723

Solicitação de exame técnico

#4.1

01/24/1984

RPI 692

Publicação do pedido de patente

#3.1

05/24/1983

RPI 657

Pedido de patente depositado

#2.1

07/27/1982

RPI 614

Carta-patente expirada

#21.1

Patente extinta em 07/06/97

07/01/2008

RPI 1956

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