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Official data from INPI

BOBINADORA PARA MÁQUINA DE PAPEL.

ConcedidaInvention Patent

Application data

Number

PI8400526

Type

Invention Patent

Filing

02/03/1984

Publication

09/11/1984

Progress at the INPI

  1. Filing02/03/84
  2. Publication09/11/84
  3. Examination10/07/86
  4. Allowance02/09/88
  5. Grant09/27/88
  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: 09/27/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

B. C. (pessoa física)

US

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Inventors

B. J. (pessoa física)

Technical data

IPC Classification

Priority claims

US

463.987 · 03/04/1983

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

09/27/1988

RPI 936

Notificação para pagamento de retribuição

#13.1

06/07/1988

RPI 920

Deferimento

#9.1

02/09/1988

RPI 903

Republicação - classificação IPC

#15.11

06/30/1987

RPI 871

Solicitação de exame técnico

#4.1

10/07/1986

RPI 833

Publicação do pedido de patente

#3.1

09/11/1984

RPI 725

Pedido de patente depositado

#2.1

04/24/1984

RPI 705

Carta-patente expirada

#21.1

Patente extinta em 03/02/99

07/08/2008

RPI 1957

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