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Official data from INPI

ABSORVERDOR HIDRÁULICO DE CHOQUES DO TIPO DE FORÇA AMORTECEDORA AJUSTÁVEL

Em AnáliseInvention Patent

Application data

Number

PI8805205

Type

Invention Patent

Filing

10/07/1988

Publication

05/23/1989

Progress at the INPI

  1. Filing10/07/88
  2. Publication05/23/89
  3. Examination11/21/89
  4. Allowance10/01/91
  5. Grant05/26/92
  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: 11/21/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Tokico Ltd

JP

See this company's full portfolio

Inventors

T. I. (pessoa física)

JP

Technical data

IPC Classification

Priority claims

JP

255500/1987 · 10/09/1987

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

11/21/1989

RPI 996

Publicação do pedido de patente

#3.1

05/23/1989

RPI 970

Pedido de patente depositado

#2.1

02/08/1989

RPI 955

Carta-patente expirada

#21.1

Patente extinta em 07/10/2003

09/02/2008

RPI 1965

Concessão da patente

#16.1

05/26/1992

RPI 1121

Notificação para pagamento de retribuição

#13.1

02/04/1992

RPI 1105

Deferimento

#9.1

10/01/1991

RPI 1087

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