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Official data from INPI

TERMINAL APERFEICOADO PARA CABOS ELETRICOS

ConcedidaInvention Patent

Application data

Number

PI7707740

Type

Invention Patent

Filing

11/26/1976

Publication

-

Progress at the INPI

  1. Filing11/26/76
  2. Publication
  3. Examination
  4. Allowance12/01/81
  5. Grant04/26/83
  6. Expired07/20/93

The letters patent expired on 07/20/1993: 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: 04/26/1983. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

PIRELLI

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Inventors

B. A. (pessoa física)

P. B. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

04/26/1983

RPI 653

14.1

11/16/1982

RPI 630

Notificação para pagamento de retribuição

#13.1

04/13/1982

RPI 599

Deferimento

#9.1

12/01/1981

RPI 580

Carta-patente expirada

#21.1

07/20/1993

RPI 1181

20.4

12/29/1992

RPI 1152

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