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Official data from INPI

RECIPIENTE REFECHÁVEL DE MATERIAL SINTÉTICO

PublicadaInvention Patent

Application data

Number

PI8901227

Type

Invention Patent

Filing

03/17/1989

Publication

10/31/1989

Progress at the INPI

  1. Filing03/17/89
  2. Publication10/31/89
  3. Examination04/02/91
  4. Allowance08/17/93
  5. Grant03/29/94
  6. Expired12/15/09

The letters patent expired on 12/15/2009: 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: 10/31/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Société Des Produits Nestlé S.A

CH

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Inventors

E. M. (pessoa física)

P. H. (pessoa física)

Technical data

IPC Classification

Priority claims

EP

88104221.2 · 03/17/1988

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

10/31/1989

RPI 993

Pedido de patente depositado

#2.1

05/09/1989

RPI 968

Carta-patente expirada

#21.1

Patente extinta em 17/03/2004

12/15/2009

RPI 2032

Concessão da patente

#16.1

03/29/1994

RPI 1217

Deferimento

#9.1

08/17/1993

RPI 1185

Conhecimento de parecer técnico

#7.1

10/20/1992

RPI 1142

Solicitação de exame técnico

#4.1

04/02/1991

RPI 1061

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