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Official data from INPI

APERFEICOAMENTOS NO SISTEMA DE CONEXOES SOLDADAS DE CABOS ISOLADOS PARA TRANSPORTE DE ENERGIA

Em AnáliseInvention Patent

Application data

Number

PI7806979

Type

Invention Patent

Filing

10/24/1978

Publication

-

Progress at the INPI

  1. Filing10/24/78
  2. Publication
  3. Examination
  4. Allowance04/06/82
  5. Grant11/30/82
  6. Terminated05/17/88

The patent was granted on 11/30/1982 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 05/17/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

PIRELLI SA

Inventors

A. G. (pessoa física)

L. D. (pessoa física)

T. N. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

05/17/1988

RPI 917

Concessão da patente

#16.1

11/30/1982

RPI 632

Notificação para pagamento de retribuição

#13.1

07/27/1982

RPI 614

Deferimento

#9.1

04/06/1982

RPI 598

Exigência - art. 36 da LPI

#6.1

10/27/1981

RPI 575

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