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Official data from INPI

APERFEIÇOAMENTO EM CORTADOR DE ARAMES DE AÇO E OUTROS

ConcedidaInvention Patent

Application data

Number

PI8201491

Type

Invention Patent

Filing

03/17/1982

Publication

11/01/1983

Progress at the INPI

  1. Filing03/17/82
  2. Publication11/01/83
  3. Examination02/18/86
  4. Allowance07/14/87
  5. Grant12/29/87
  6. Terminated11/15/94

The patent was granted on 12/29/1987 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: 12/29/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

T. B. (pessoa física)

SP, BR

Inventors

T. B. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

12/29/1987

RPI 897

Notificação para pagamento de retribuição

#13.1

11/10/1987

RPI 890

Deferimento

#9.1

07/14/1987

RPI 873

Exigência - art. 36 da LPI

#6.1

10/07/1986

RPI 833

Solicitação de exame técnico

#4.1

02/18/1986

RPI 800

Publicação do pedido de patente

#3.1

11/01/1983

RPI 680

Pedido de patente depositado

#2.1

05/04/1982

RPI 602

Anuidade - prazo legal encerrado

#18.2

11/15/1994

RPI 1250

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