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Official data from INPI

AGREGADO DE TRANSFERÊNCIA DE FORÇA PARA O ACIONAMENTO DE UMA MÁQUINA DE ROTAÇÃO VARIÁVEL

Em AnáliseInvention Patent

Application data

Number

PI8507077

Type

Invention Patent

Filing

11/08/1985

Publication

03/31/1987

Progress at the INPI

  1. Filing11/08/85
  2. Publication03/31/87
  3. Examination07/05/88
  4. Allowance06/13/89
  5. Grant02/06/90
  6. Expired07/15/08

The letters patent expired on 07/15/2008: 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: 10/10/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Voith Turbo GmbH & Co. Kg

DE

See this company's full portfolio

Inventors

R. H. (pessoa física)

DE

Technical data

IPC Classification

Priority claims

DE

P 3441877.6 · 11/16/1984

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Notificação para pagamento de retribuição

#13.1

10/10/1989

RPI 990

Deferimento

#9.1

06/13/1989

RPI 973

Solicitação de exame técnico

#4.1

07/05/1988

RPI 924

Notificação de entrada na fase nacional - PCT

#1.3

03/31/1987

RPI 858

Carta-patente expirada

#21.1

Patente extinta em 08/11/2000

07/15/2008

RPI 1958

22.5

10/27/1992

RPI 1143

Cessão de direito de exploração

#22.1

07/28/1992

RPI 1130

Concessão da patente

#16.1

02/06/1990

RPI 1005

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