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Official data from INPI

APARELHO DE AMORTECIMENTO LATERAL EM COMBINACAO COM UM TRUQUE E CAIXA DE VAGAO FERROVIARIO ASSOCIADA

ConcedidaInvention Patent

Application data

Number

PI8404689

Type

Invention Patent

Filing

09/19/1984

Publication

04/22/1986

Progress at the INPI

  1. Filing09/19/84
  2. Publication04/22/86
  3. Examination04/14/87
  4. Allowance12/29/87
  5. Grant07/26/88
  6. Terminated10/16/90

The patent was granted on 07/26/1988 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 07/26/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

BUDD CO [US]

See this company's full portfolio

Inventors

D. I. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

07/26/1988

RPI 927

Notificação para pagamento de retribuição

#13.1

05/10/1988

RPI 916

Deferimento

#9.1

12/29/1987

RPI 897

Solicitação de exame técnico

#4.1

04/14/1987

RPI 860

Publicação do pedido de patente

#3.1

04/22/1986

RPI 809

Pedido de patente depositado

#2.1

11/27/1984

RPI 736

Anuidade - prazo legal encerrado

#18.2

10/16/1990

RPI 1037

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