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Official data from INPI

APERFEIÇOAMENTO EM DISPOSITIVO DE LIBERAÇÃO DAS RODAS DIANTEIRAS DE VEÍCULOS.

ConcedidaInvention Patent

Application data

Number

PI8102668

Type

Invention Patent

Filing

04/30/1981

Publication

12/14/1982

Progress at the INPI

  1. Filing04/30/81
  2. Publication12/14/82
  3. Examination09/27/83
  4. Allowance09/25/84
  5. Grant04/30/85
  6. Terminated08/30/94

The patent was granted on 04/30/1985 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: 04/30/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

A.V.M. Auto Equipamentos Ltda.

SP, BR

Inventors

S. N. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

04/30/1985

RPI 758

Notificação para pagamento de retribuição

#13.1

01/29/1985

RPI 745

Deferimento

#9.1

09/25/1984

RPI 727

Solicitação de exame técnico

#4.1

09/27/1983

RPI 675

Publicação do pedido de patente

#3.1

12/14/1982

RPI 634

Anuidade - prazo legal encerrado

#18.2

08/30/1994

RPI 1239

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