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Official data from INPI

DISPOSITIVO AMASSADOR-MISTURADOR E PROCESSO PARA A PREPARAÇÃO DE MASSA, ESPECIALMENTE PARA PASTIFÍCIO

Arquivada/ExtintaInvention PatentPCT · CH1989000202

Application data

Number

PI8907174

Type

Invention Patent

Filing

11/16/1989

Publication

02/26/1991

PCT

CH1989000202

Progress at the INPI

  1. Filing11/16/89
  2. Publication02/26/91
  3. Examination10/08/91
  4. Allowance03/09/93
  5. Grant08/31/93
  6. Expired12/29/09

The letters patent expired on 12/29/2009: 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: 12/29/2009. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Buehler AG

CH

See this company's full portfolio

Inventors

F. E. (pessoa física)

CH

J. M. (pessoa física)

CH

W. S. (pessoa física)

CH

Technical data

IPC Classification

Priority claims

CH

1968/89 · 05/25/1989

LU

PCT/CH88/00219 · 11/18/1988

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 16/11/2004

12/29/2009

RPI 2034

Concessão da patente

#16.1

08/31/1993

RPI 1187

Notificação para pagamento de retribuição

#13.1

06/29/1993

RPI 1178

Deferimento

#9.1

03/09/1993

RPI 1162

Exigência - art. 36 da LPI

#6.1

08/18/1992

RPI 1133

Solicitação de exame técnico

#4.1

10/08/1991

RPI 1088

Notificação de entrada na fase nacional - PCT

#1.3

02/26/1991

RPI 1056

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