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Official data from INPI

MÁQUINA PARA BOBINAR UMA FOLHA DE PAPEL OU CARTÃO

PublicadaInvention Patent

Application data

Number

PI8803469

Type

Invention Patent

Filing

08/06/1988

Publication

01/31/1989

Progress at the INPI

  1. Filing08/06/88
  2. Publication01/31/89
  3. Examination03/19/91
  4. Allowance02/11/92
  5. Grant01/26/93
  6. Expired09/02/08

The letters patent expired on 09/02/2008: 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: 01/31/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

J.M. Voith Gmbh

DE

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Inventors

R. B. (pessoa física)

DE

Technical data

IPC Classification

Priority claims

DE

P3723600.8 · 07/17/1987

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

01/31/1989

RPI 954

Pedido de patente depositado

#2.1

12/13/1988

RPI 947

Carta-patente expirada

#21.1

Patente extinta em 06/07/2003

09/02/2008

RPI 1965

Concessão da patente

#16.1

01/26/1993

RPI 1156

Notificação para pagamento de retribuição

#13.1

06/30/1992

RPI 1126

Deferimento

#9.1

02/11/1992

RPI 1106

Solicitação de exame técnico

#4.1

03/19/1991

RPI 1059

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