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Official data from INPI

APERFEICOAMENTO EM INTERRUPTOR ELETRICO

Em AnáliseInvention Patent

Application data

Number

PI7800312

Type

Invention Patent

Filing

01/21/1977

Publication

-

Progress at the INPI

  1. Filing01/21/77
  2. Publication
  3. Examination
  4. Allowance10/13/81
  5. Grant07/27/82
  6. Terminated02/25/86

The patent was granted on 07/27/1982 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

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Latest action published by the INPI: 02/25/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

LUCAS INDUSTRIES LTD

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Inventors

H. B. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

02/25/1986

RPI 801

Cessão de direito de exploração

#22.1

04/02/1985

RPI 754

Concessão da patente

#16.1

07/27/1982

RPI 614

Notificação para pagamento de retribuição

#13.1

03/02/1982

RPI 593

Deferimento

#9.1

10/13/1981

RPI 573

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