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Official data from INPI

MÉTODO PARA MANUFATURA DE TUBOS, BARRAS E TIRAS

PublicadaInvention Patent

Application data

Number

PI8801480

Type

Invention Patent

Filing

03/25/1988

Publication

11/01/1988

Progress at the INPI

  1. Filing03/25/88
  2. Publication11/01/88
  3. Examination01/02/91
  4. Allowance04/14/98
  5. Grant10/27/98
  6. Expired09/02/08

The letters patent expired on 09/02/2008: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

Talk to a specialist

Latest action published by the INPI: 11/01/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Outokumpu Oy

FI

See this company's full portfolio

Inventors

M. R. (pessoa física)

FI

Technical data

IPC Classification

Priority claims

FI

871344 · 03/26/1987

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

11/01/1988

RPI 941

Pedido de patente depositado

#2.1

08/02/1988

RPI 928

Carta-patente expirada

#21.1

Patente extinta em 25/03/2003

09/02/2008

RPI 1965

Concessão da patente

#16.1

10/27/1998

RPI 1451

Deferimento

#9.1

04/14/1998

RPI 1425

Exigência - art. 36 da LPI

#6.1

12/10/1996

RPI 1358

13.2

11/19/1996

RPI 1355

16.4

11/19/1996

RPI 1355

Deferimento (variante)

#9.1.2

11/19/1996

RPI 1355

Concessão da patente

#16.1

07/25/1995

RPI 1286

Republicação - classificação IPC

#15.11

04/25/1995

RPI 1273

Notificação para pagamento de retribuição

#13.1

03/07/1995

RPI 1266

Deferimento

#9.1

11/01/1994

RPI 1248

Solicitação de exame técnico

#4.1

01/02/1991

RPI 1048

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