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Official data from INPI

ENROLADEIRA DE DOIS ROLOS SUPORTES

ConcedidaInvention Patent

Application data

Number

PI8403961

Type

Invention Patent

Filing

08/06/1984

Publication

07/09/1985

Progress at the INPI

  1. Filing08/06/84
  2. Publication07/09/85
  3. Examination01/19/88
  4. Allowance10/04/88
  5. Grant09/26/89
  6. Expired07/08/08

The letters patent expired on 07/08/2008: 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: 09/26/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

J. M. Voith GmbH

DE

See this company's full portfolio

Inventors

F. K. (pessoa física)

DE

Technical data

IPC Classification

Priority claims

DE

P 33 28 516.0 · 08/06/1983

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

09/26/1989

RPI 988

Notificação para pagamento de retribuição

#13.1

01/24/1989

RPI 953

Republicação - classificação IPC

#15.11

11/22/1988

RPI 944

Deferimento

#9.1

10/04/1988

RPI 937

Solicitação de exame técnico

#4.1

01/19/1988

RPI 900

Retificação

#15.6

11/10/1987

RPI 890

Retificação

#15.3

07/21/1987

RPI 874

Publicação do pedido de patente

#3.1

07/09/1985

RPI 768

Pedido de patente depositado

#2.1

10/16/1984

RPI 730

Carta-patente expirada

#21.1

Patente extinta em 06/08/99

07/08/2008

RPI 1957

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