(11) 98705-3426
TrademarkIQ iconTrademarkIQ
Back to search
Official data from INPI

AMORTECEDOR HIDRÁULICO DE FORÇA AMORTECEDORA AJUSTÁVEL

Prazo de SigiloInvention Patent

Application data

Number

PI8904059

Type

Invention Patent

Filing

08/11/1989

Publication

03/27/1990

Progress at the INPI

  1. Filing08/11/89
  2. Publication03/27/90
  3. Examination11/20/90
  4. Allowance07/14/92
  5. Grant05/25/93
  6. Expired12/22/09

The letters patent expired on 12/22/2009: 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: 11/07/1989. 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

201313/1988 · 08/12/1988

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Pedido de patente depositado

#2.1

11/07/1989

RPI 994

Carta-patente expirada

#21.1

Patente extinta em 11/08/2004

12/22/2009

RPI 2033

Concessão da patente

#16.1

05/25/1993

RPI 1173

Notificação para pagamento de retribuição

#13.1

03/09/1993

RPI 1162

9.1.3

10/27/1992

RPI 1143

Deferimento

#9.1

07/14/1992

RPI 1128

Solicitação de exame técnico

#4.1

11/20/1990

RPI 1042

Publicação do pedido de patente

#3.1

03/27/1990

RPI 1011

Patent monitoring

Track this patent in real time.

Receive alerts on INPI events, decisions, and expiry dates for your portfolio.