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Official data from INPI

CESTO DE DECANTAÇÃO

Em AnáliseInvention PatentPCT · CH1987000119

Application data

Number

PI8707469

Type

Invention Patent

Filing

09/18/1987

Publication

12/06/1988

PCT

CH1987000119

Progress at the INPI

  1. Filing09/18/87
  2. Publication12/06/88
  3. Examination03/07/89
  4. Allowance10/29/91
  5. Grant09/29/92
  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: 03/07/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Wolf Handels AG

CH

Inventors

C. W. (pessoa física)

CH

Technical data

IPC Classification

Priority claims

CH

3864/86 · 09/26/1986

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

03/07/1989

RPI 959

Notificação de entrada na fase nacional - PCT

#1.3

12/06/1988

RPI 946

Carta-patente expirada

#21.1

Patente extinta em 18/09/2002

07/29/2008

RPI 1960

Concessão da patente

#16.1

09/29/1992

RPI 1139

Notificação para pagamento de retribuição

#13.1

03/10/1992

RPI 1110

Deferimento

#9.1

10/29/1991

RPI 1091

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