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Official data from INPI

CHAVE DE PARTIDA DE MOTORES

Em AnáliseInvention Patent

Application data

Number

PI8405231

Type

Invention Patent

Filing

10/11/1984

Publication

05/20/1986

Progress at the INPI

  1. Filing10/11/84
  2. Publication05/20/86
  3. Examination12/02/86
  4. Allowance08/08/89
  5. Grant03/20/90
  6. Terminated09/28/99

The patent was granted on 03/20/1990 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

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Latest action published by the INPI: 12/05/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Indústrias Villares S/A

SP, BR

See this company's full portfolio

Inventors

P. P. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Notificação para pagamento de retribuição

#13.1

12/05/1989

RPI 998

Deferimento

#9.1

08/08/1989

RPI 981

Solicitação de exame técnico

#4.1

12/02/1986

RPI 841

Publicação do pedido de patente

#3.1

05/20/1986

RPI 813

Pedido de patente depositado

#2.1

01/02/1985

RPI 741

Anuidade - prazo legal encerrado

#18.2

Referente a 12ª anuidade (prazo legal encerrado na vigencia da Lei 5772/71 do CPI.

09/28/1999

RPI 1499

Cessão de direito de exploração

#22.1

12/10/1991

RPI 1097

Concessão da patente

#16.1

03/20/1990

RPI 1010

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