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Official data from INPI

CENTRÍFUGA DE OPERAÇÃO CONTÍNUA PARA ROTAÇÃO DE MASSECUITES DE AÇÚCAR

Arquivada/ExtintaInvention Patent

Application data

Number

PI9105194

Type

Invention Patent

Filing

11/29/1991

Publication

07/21/1992

Progress at the INPI

  1. Filing11/29/91
  2. Publication07/21/92
  3. Examination03/22/94
  4. Allowance08/08/95
  5. Grant06/25/96
  6. Expired07/06/10

The letters patent expired on 07/06/2010: 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: 07/06/2010. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Braunschweigische Maschinenbauanstalt Ag

DE

Inventors

H. K. (pessoa física)

DE

H. S. (pessoa física)

DE

Technical data

IPC Classification

Priority claims

DE

901 229.64.1 · 11/30/1990

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 29/11/2006

07/06/2010

RPI 2061

Concessão da patente

#16.1

06/25/1996

RPI 1334

Notificação para pagamento de retribuição

#13.1

01/02/1996

RPI 1309

Deferimento

#9.1

08/08/1995

RPI 1288

Solicitação de exame técnico

#4.1

03/22/1994

RPI 1216

Publicação do pedido de patente

#3.1

07/21/1992

RPI 1129

Pedido de patente depositado

#2.1

01/28/1992

RPI 1104

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