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Official data from INPI

APARELHO DE REGISTRO PARA MEIOS PORTADORES PLANOS DE DADOS

Arquivada/ExtintaInvention Patent

Application data

Number

PI9104886

Type

Invention Patent

Filing

11/11/1991

Publication

06/23/1992

Progress at the INPI

  1. Filing11/11/91
  2. Publication06/23/92
  3. Examination01/05/93
  4. Allowance11/07/95
  5. Grant08/27/96
  6. Expired06/29/10

The letters patent expired on 06/29/2010: 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: 06/29/2010. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Mannesmann Kienzle GmbH

DE

See this company's full portfolio

Inventors

J. P. (pessoa física)

DE

N. H. (pessoa física)

DE

Technical data

Priority claims

DE

P 40 36 403.8 · 11/15/1990

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 11/11/2006

06/29/2010

RPI 2060

Concessão da patente

#16.1

08/27/1996

RPI 1343

Deferimento

#9.1

11/07/1995

RPI 1301

Solicitação de exame técnico

#4.1

01/05/1993

RPI 1153

Publicação do pedido de patente

#3.1

06/23/1992

RPI 1125

Pedido de patente depositado

#2.1

12/17/1991

RPI 1098

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