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Official data from INPI

CORPO TUBULAR LAMINADO, PROCESSO DE FABRICAÇÃO DO MESMO E PROCESSO PARA FABRICAR UMA SÉRIE DE CORPOS TUBULARES LAMINADOS

PublicadaInvention Patent
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Application data

Number

PI8805331

Type

Invention Patent

Filing

10/14/1988

Publication

05/30/1989
View on INPI

Progress at the INPI

  1. Filing10/14/88
  2. Publication05/30/89
  3. Examination02/19/91
  4. Allowance03/11/97
  5. Grant08/25/98
  6. Expired12/18/12

The letters patent expired on 12/18/2012: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

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Latest action published by the INPI: 05/30/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Impact International PTY LTD

AU

Inventors

D. L. (pessoa física)

AU

Technical data

IPC Classification

B29C 49/04B29D 23/00

Priority claims

AU

21802/88 · 09/02/1988

AU

PI 4901 · 10/15/1987

AU

PI6552 · 02/03/1988

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

05/30/1989

RPI 971

Pedido de patente depositado

#2.1

02/28/1989

RPI 958

Carta-patente expirada

#21.1

Patente extinta em 14/10/2008

12/18/2012

RPI 2189

Concessão da patente

#16.1

08/25/1998

RPI 1444

Notificação para pagamento de retribuição

#13.1

10/14/1997

RPI 1402

Deferimento

#9.1

03/11/1997

RPI 1371

Solicitação de exame técnico

#4.1

02/19/1991

RPI 1055

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