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Official data from INPI

DISPOSITIVO PARA O CONTROLE E COMANDO DE UM PRODUTO FLUENTE TRANSPORTADO ATRAVÉS DE UMA CANALIZAÇÃO TUBULAR

Em AnáliseInvention Patent

Application data

Number

PI8700282

Type

Invention Patent

Filing

01/22/1987

Publication

12/08/1987

Progress at the INPI

  1. Filing01/22/87
  2. Publication12/08/87
  3. Examination03/29/88
  4. Allowance04/02/91
  5. Grant10/29/91
  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: 03/29/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Société Des Produits Nestlé S.A.

CH

See this company's full portfolio

Inventors

P. H. (pessoa física)

CH

R. S. (pessoa física)

CH

Technical data

IPC Classification

Priority claims

CH

241/86 · 01/22/1986

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

03/29/1988

RPI 910

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 22/01/2002

07/29/2008

RPI 1960

Concessão da patente

#16.1

10/29/1991

RPI 1091

Notificação para pagamento de retribuição

#13.1

07/16/1991

RPI 1076

Deferimento

#9.1

04/02/1991

RPI 1061

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