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Official data from INPI

ARTICULAÇÀO ESFÉRICA DESTINADA ESPECIALMENTE A HASTES DE DIREÇÀO DE DISPOSITIVOS DE DIREÇÀO DE VEÍCULOS AUTOMOTORES

ConcedidaInvention Patent

Application data

Number

PI8101979

Type

Invention Patent

Filing

04/01/1981

Publication

08/17/1982

Progress at the INPI

  1. Filing04/01/81
  2. Publication08/17/82
  3. Examination06/21/83
  4. Allowance05/22/84
  5. Grant11/27/84
  6. Expired10/01/96

The letters patent expired on 10/01/1996: 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: 11/27/1984. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Lemfoerder Metallwaren AG

DE

Lemforder Metallwaren Ag

DE

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Inventors

W. P. (pessoa física)

Technical data

IPC Classification

Priority claims

DE

P 30 28 869.8 · 07/30/1980

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

11/27/1984

RPI 736

Notificação para pagamento de retribuição

#13.1

09/04/1984

RPI 724

Deferimento

#9.1

05/22/1984

RPI 709

Exigência - art. 36 da LPI

#6.1

01/10/1984

RPI 690

Solicitação de exame técnico

#4.1

06/21/1983

RPI 661

Publicação do pedido de patente

#3.1

08/17/1982

RPI 617

Carta-patente expirada

#21.1

10/01/1996

RPI 1348

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