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Official data from INPI

REGISTRO OU CURSOR DE PLACAS

PublicadaInvention Patent

Application data

Number

PI8900461

Type

Invention Patent

Filing

02/02/1989

Publication

10/03/1989

Progress at the INPI

  1. Filing02/02/89
  2. Publication10/03/89
  3. Examination03/26/91
  4. Allowance03/10/92
  5. Grant11/24/92
  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.

Talk to a specialist

Latest action published by the INPI: 10/03/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

CCI AG

CH

Sulzer Ag

CH

Sulzer Brothers Limited

CH

Inventors

E. T. (pessoa física)

CH

Technical data

IPC Classification

Priority claims

CH

00384/88 · 02/04/1988

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

10/03/1989

RPI 989

Pedido de patente depositado

#2.1

03/28/1989

RPI 962

Carta-patente expirada

#21.1

Patente extinta em 02/02/2004

12/15/2009

RPI 2032

Transferência deferida

#25.1

Transferido de: Sulzer Ag

12/08/1998

RPI 1457

Alteração de nome deferida

#25.4

Alterado de: Sulzer Brothers Ltd

11/10/1998

RPI 1453

Concessão da patente

#16.1

11/24/1992

RPI 1147

Notificação para pagamento de retribuição

#13.1

07/28/1992

RPI 1130

Deferimento

#9.1

03/10/1992

RPI 1110

Solicitação de exame técnico

#4.1

03/26/1991

RPI 1060

4.2.1

03/26/1991

RPI 1060

Solicitação de exame não realizada

#4.2

12/26/1990

RPI 1047

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