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Official data from INPI

JUNTA ESFÉRICA

Arquivada/ExtintaInvention Patent

Application data

Number

PI9104327

Type

Invention Patent

Filing

10/08/1991

Publication

06/09/1992

Progress at the INPI

  1. Filing10/08/91
  2. Publication06/09/92
  3. Examination10/06/92
  4. Allowance04/18/95
  5. Grant10/31/95
  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

TRW Ehrenreich GmbH & Co. KG, companhia alemã

DE

Inventors

H. S. (pessoa física)

DE

L. B. (pessoa física)

DE

Technical data

IPC Classification

Priority claims

DE

P 40 32 541.5 · 10/13/1990

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 08/10/2006

06/29/2010

RPI 2060

Concessão da patente

#16.1

10/31/1995

RPI 1300

Deferimento

#9.1

04/18/1995

RPI 1272

Solicitação de exame técnico

#4.1

10/06/1992

RPI 1140

Publicação do pedido de patente

#3.1

06/09/1992

RPI 1123

Pedido de patente depositado

#2.1

11/12/1991

RPI 1093

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