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Official data from INPI

TRANCA DE DIRECAO PARA VEICULOS

ConcedidaInvention Patent

Application data

Number

PI8007621

Type

Invention Patent

Filing

11/22/1979

Publication

-

Progress at the INPI

  1. Filing11/22/79
  2. Publication
  3. Examination01/04/83
  4. Allowance01/29/85
  5. Grant08/27/85
  6. Expired12/26/95

The letters patent expired on 12/26/1995: 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: 08/27/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Neiman Gmbh & CO KG.

DE

Inventors

W. G. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

08/27/1985

RPI 775

Notificação para pagamento de retribuição

#13.1

05/21/1985

RPI 761

Deferimento

#9.1

01/29/1985

RPI 745

8.1

11/20/1984

RPI 735

Exigência - art. 36 da LPI

#6.1

04/24/1984

RPI 705

Exigência - art. 36 da LPI

#6.1

12/13/1983

RPI 686

Solicitação de exame técnico

#4.1

01/04/1983

RPI 637

Carta-patente expirada

#21.1

12/26/1995

RPI 1308

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