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Official data from INPI

EMENDA APERFEIÇOADA DE SECCIONAMENTO PARA CIRCUITO ELÉTRICO DE TRANSMISSÃO DE POTÊNCIA COM CARCAÇA TERMOPLÁSTICA

ConcedidaInvention Patent
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Application data

Number

PI8102658

Type

Invention Patent

Filing

04/30/1981

Publication

05/24/1983
View on INPI

Progress at the INPI

  1. Filing04/30/81
  2. Publication05/24/83
  3. Examination10/11/83
  4. Allowance05/28/85
  5. Grant11/26/85
  6. Expired10/01/96

The letters patent expired on 10/01/1996: 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: 11/26/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

C. T. (pessoa física)

SP, BR

Pirelli Cabos S/A

SP, BR

Inventors

T. C. (pessoa física)

Technical data

IPC Classification

H02G 15/10

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

11/26/1985

RPI 788

Notificação para pagamento de retribuição

#13.1

09/17/1985

RPI 778

Deferimento

#9.1

05/28/1985

RPI 762

Exigência - art. 36 da LPI

#6.1

11/27/1984

RPI 736

Exigência - art. 36 da LPI

#6.1

06/26/1984

RPI 714

Solicitação de exame técnico

#4.1

10/11/1983

RPI 677

Publicação do pedido de patente

#3.1

05/24/1983

RPI 657

14.1

03/22/1983

RPI 648

Carta-patente expirada

#21.1

10/01/1996

RPI 1348

20.4

08/11/1992

RPI 1132

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