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Official data from INPI

Recipiente para cassetes de fita magnética

Arquivada/ExtintaInvention Patent

Application data

Number

PI9105445

Type

Invention Patent

Filing

12/13/1991

Publication

08/25/1992

Progress at the INPI

  1. Filing12/13/91
  2. Publication08/25/92
  3. Examination01/04/94
  4. Allowance05/20/97
  5. Grant04/28/98
  6. Expired06/11/13

The letters patent expired on 06/11/2013: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

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Latest action published by the INPI: 06/11/2013. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Fischerwerke Artur Fischer Gmbh & Co. Kg

DE

See this company's full portfolio

Inventors

C. S. (pessoa física)

DE

Technical data

IPC Classification

Priority claims

DE

P 40 39 954.0 · 12/14/1990

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 13/12/2011

06/11/2013

RPI 2214

Concessão da patente

#16.1

04/28/1998

RPI 1427

Deferimento

#9.1

05/20/1997

RPI 1381

Solicitação de exame técnico

#4.1

01/04/1994

RPI 1205

Publicação do pedido de patente

#3.1

08/25/1992

RPI 1134

Pedido de patente depositado

#2.1

02/04/1992

RPI 1105

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