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Official data from INPI

AGLOMERADOS DE FIBRAS

PublicadaInvention Patent

Application data

Number

PI8700378

Type

Invention Patent

Filing

01/28/1987

Publication

12/08/1987

Progress at the INPI

  1. Filing01/28/87
  2. Publication12/08/87
  3. Examination05/08/90
  4. Allowance01/18/94
  5. Grant10/25/94
  6. Expired07/29/08

The letters patent expired on 07/29/2008: 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: 12/08/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Montefibre S.p.A.

IT

Inventors

L. S. (pessoa física)

IT

R. T. (pessoa física)

IT

S. B. (pessoa física)

IT

Technical data

IPC Classification

Priority claims

IT

19263 A/86 · 01/31/1986

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

12/08/1987

RPI 894

Pedido de patente depositado

#2.1

05/26/1987

RPI 866

Carta-patente expirada

#21.1

Patente extinta em 28/01/2002

07/29/2008

RPI 1960

Concessão da patente

#16.1

10/25/1994

RPI 1247

Notificação para pagamento de retribuição

#13.1

05/10/1994

RPI 1223

Deferimento

#9.1

01/18/1994

RPI 1207

Exigência - art. 36 da LPI

#6.1

02/09/1993

RPI 1158

Exigência - art. 36 da LPI

#6.1

11/05/1991

RPI 1092

Solicitação de exame técnico

#4.1

05/08/1990

RPI 1017

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