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Official data from INPI

CAIXA DE ENTRADA PARA UMA MÁQUINA DE PAPEL

PublicadaInvention Patent

Application data

Number

PI8806528

Type

Invention Patent

Filing

12/07/1988

Publication

08/22/1989

Progress at the INPI

  1. Filing12/07/88
  2. Publication08/22/89
  3. Examination10/15/91
  4. Allowance08/15/95
  5. Grant07/30/96
  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: 08/22/1989. 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

G. K. (pessoa física)

DE

Technical data

IPC Classification

Priority claims

DE

P 37 41 603.0 · 12/09/1987

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

08/22/1989

RPI 983

Pedido de patente depositado

#2.1

04/18/1989

RPI 965

Carta-patente expirada

#21.1

Patente extinta em 07/12/2003

09/02/2008

RPI 1965

Concessão da patente

#16.1

07/30/1996

RPI 1339

Notificação para pagamento de retribuição

#13.1

01/30/1996

RPI 1313

Deferimento

#9.1

08/15/1995

RPI 1289

Exigência - art. 36 da LPI

#6.1

05/31/1994

RPI 1226

Solicitação de exame técnico

#4.1

10/15/1991

RPI 1089

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