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Official data from INPI

DISPOSITIVO PARA ALINHAMENTO LATERAL DE FOLHAS

ConcedidaInvention Patent

Application data

Number

PI8204000

Type

Invention Patent

Filing

07/09/1982

Publication

07/05/1983

Progress at the INPI

  1. Filing07/09/82
  2. Publication07/05/83
  3. Examination10/11/83
  4. Allowance12/26/84
  5. Grant06/25/85
  6. Expired07/01/08

The letters patent expired on 07/01/2008: 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: 06/25/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

M. D. (pessoa física)

DE

Inventors

R. M. (pessoa física)

DE

W. W. (pessoa física)

DE

Technical data

IPC Classification

Priority claims

DE

P 31 31 279.9 · 08/07/1981

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

06/25/1985

RPI 766

Notificação para pagamento de retribuição

#13.1

04/16/1985

RPI 756

Deferimento

#9.1

12/26/1984

RPI 740

Solicitação de exame técnico

#4.1

10/11/1983

RPI 677

Publicação do pedido de patente

#3.1

07/05/1983

RPI 663

Pedido de patente depositado

#2.1

08/24/1982

RPI 618

Carta-patente expirada

#21.1

Patente extinta em 09/07/97

07/01/2008

RPI 1956

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