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Official data from INPI

Perfeil de fixação.

ConcedidaInvention Patent

Application data

Number

PI8108483

Type

Invention Patent

Filing

12/29/1981

Publication

08/16/1983

Progress at the INPI

  1. Filing12/29/81
  2. Publication08/16/83
  3. Examination05/14/85
  4. Allowance04/08/86
  5. Grant11/25/86
  6. Terminated02/04/92

The patent was granted on 11/25/1986 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: 11/25/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Volkswagen do Brasil S/A

SP, BR

See this company's full portfolio

Inventors

R. S. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

11/25/1986

RPI 840

Notificação para pagamento de retribuição

#13.1

08/12/1986

RPI 825

Deferimento

#9.1

04/08/1986

RPI 807

Solicitação de exame técnico

#4.1

05/14/1985

RPI 760

Publicação do pedido de patente

#3.1

08/16/1983

RPI 669

Pedido de patente depositado

#2.1

02/24/1982

RPI 592

Anuidade - prazo legal encerrado

#18.2

02/04/1992

RPI 1105

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