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Official data from INPI

MÉTODO E EQUIPAMENTO PARA A PRODUÇÃO DE ESTRIAS EM UM FILAMENTO ALONGADO

Em AnáliseInvention Patent

Application data

Number

PI8203794

Type

Invention Patent

Filing

06/29/1982

Publication

06/21/1983

Progress at the INPI

  1. Filing06/29/82
  2. Publication06/21/83
  3. Examination05/28/85
  4. Allowance04/22/86
  5. Grant11/25/86
  6. Terminated05/24/88

The patent was granted on 11/25/1986 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: 05/24/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Societá Cavi Pirelli S.P.A.

IT

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Inventors

E. D. (pessoa física)

IT

Technical data

IPC Classification

Priority claims

IT

22578/A81 · 06/26/1981

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

05/24/1988

RPI 918

Concessão da patente

#16.1

11/25/1986

RPI 840

Notificação para pagamento de retribuição

#13.1

08/26/1986

RPI 827

Deferimento

#9.1

04/22/1986

RPI 809

Solicitação de exame técnico

#4.1

05/28/1985

RPI 762

Publicação do pedido de patente

#3.1

06/21/1983

RPI 661

Pedido de patente depositado

#2.1

08/10/1982

RPI 616

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