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Official data from INPI

SISTEMA DE SUSPENSÃO HIDROPNEUMÁTICO

Arquivada/ExtintaInvention Patent

Application data

Number

PI9005451

Type

Invention Patent

Filing

10/26/1990

Publication

09/17/1991

Progress at the INPI

  1. Filing10/26/90
  2. Publication09/17/91
  3. Examination11/23/93
  4. Allowance05/02/95
  5. Grant11/28/95
  6. Expired06/08/10

The letters patent expired on 06/08/2010: 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: 06/08/2010. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Hemscheidt Fahrwerktechnik GMBH & CO. KG.

DE

Hermann Hemscheidt Maschinenfabrik GmbH & Co

DE

Inventors

D. R. (pessoa física)

DE

Technical data

IPC Classification

Priority claims

DE

P 39 36 034.2 · 10/28/1989

DE

P 40 08 831.6 · 03/20/1990

DE

P 40 31 044.2 · 10/01/1990

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 26/10/2005

06/08/2010

RPI 2057

14.1

03/26/1996

RPI 1321

Concessão da patente

#16.1

11/28/1995

RPI 1304

Notificação para pagamento de retribuição

#13.1

09/26/1995

RPI 1295

Deferimento

#9.1

05/02/1995

RPI 1274

Exigência - art. 36 da LPI

#6.1

11/08/1994

RPI 1249

Solicitação de exame técnico

#4.1

11/23/1993

RPI 1199

Publicação do pedido de patente

#3.1

09/17/1991

RPI 1085

Pedido de patente depositado

#2.1

04/23/1991

RPI 1064

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