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Official data from INPI

METODO APERFEICOADO DE FIXACAO ESTANQUE DE TUBOS EM PLACAS DE SUPORTE

Em AnáliseInvention Patent

Application data

Number

PI7904476

Type

Invention Patent

Filing

07/11/1978

Publication

-

Progress at the INPI

  1. Filing07/11/78
  2. Publication
  3. Examination01/26/82
  4. Allowance07/27/82
  5. Grant03/29/83
  6. Terminated06/24/86

The patent was granted on 03/29/1983 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: 06/24/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

NUOVO PIGNONE SPA

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Inventors

V. C. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

06/24/1986

RPI 818

Cessão de direito de exploração

#22.1

06/04/1985

RPI 763

22.9

05/31/1983

RPI 658

Concessão da patente

#16.1

03/29/1983

RPI 649

Notificação para pagamento de retribuição

#13.1

12/14/1982

RPI 634

Deferimento

#9.1

07/27/1982

RPI 614

Solicitação de exame técnico

#4.1

01/26/1982

RPI 588

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