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Official data from INPI

ESTRUTURA FIBROSA, PROCESSO PARA A PRODUÇÃO DE UM ARTIGO MODELADO, E, RESPECTIVO ARTIGO MODELADO.

PublicadaInvention Patent

Application data

Number

PI8900858

Type

Invention Patent

Filing

02/24/1989

Publication

10/17/1989

Progress at the INPI

  1. Filing02/24/89
  2. Publication10/17/89
  3. Examination10/22/91
  4. Allowance10/07/97
  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.

Talk to a specialist

Latest action published by the INPI: 10/17/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

A. C. (pessoa física)

US

Albany Research Limited

GB

See this company's full portfolio

Inventors

D. P. (pessoa física)

US

F. C. (pessoa física)

US

G. V. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

182134 · 04/15/1988

US

182286 · 04/14/1988

US

266108 · 11/02/1988

US

266109 · 11/02/1988

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

10/17/1989

RPI 991

Pedido de patente depositado

#2.1

04/11/1989

RPI 964

Carta-patente expirada

#21.1

Patente extinta em 24/02/2009

12/18/2012

RPI 2189

Concessão da patente

#16.1

08/25/1998

RPI 1444

Deferimento

#9.1

10/07/1997

RPI 1401

Exigência - art. 36 da LPI

#6.1

01/07/1997

RPI 1362

Exigência - art. 36 da LPI

#6.1

01/16/1996

RPI 1311

14.1

05/24/1994

RPI 1225

Solicitação de exame técnico

#4.1

10/22/1991

RPI 1090

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