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Official data from INPI

FREIO A TAMBOR COM SAPATAS INTERNAS.

ConcedidaInvention Patent

Application data

Number

PI8107799

Type

Invention Patent

Filing

11/30/1981

Publication

08/31/1982

Progress at the INPI

  1. Filing11/30/81
  2. Publication08/31/82
  3. Examination11/06/84
  4. Allowance05/13/86
  5. Grant12/30/86
  6. In force11/30/01

The patent is in force and subject to a compulsory licence request: third parties have asked for authorisation to exploit the technology.

Protection valid until:11/30/2001

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Latest action published by the INPI: 12/30/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Lucas Industries Limited.

GB

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Inventors

W. J. (pessoa física)

Technical data

IPC Classification

Priority claims

GB

8041500 · 12/30/1980

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

12/30/1986

RPI 845

Notificação para pagamento de retribuição

#13.1

09/02/1986

RPI 828

Deferimento

#9.1

05/13/1986

RPI 812

Exigência - art. 36 da LPI

#6.1

10/22/1985

RPI 783

Exigência - art. 36 da LPI

#6.1

05/21/1985

RPI 761

Solicitação de exame técnico

#4.1

11/06/1984

RPI 733

Publicação do pedido de patente

#3.1

08/31/1982

RPI 619

Pedido de patente depositado

#2.1

01/12/1982

RPI 586

20.4

07/09/1991

RPI 1075

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