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Official data from INPI

DISCO DE EMBREAGEM

ConcedidaInvention Patent

Application data

Number

PI8206852

Type

Invention Patent

Filing

11/28/1981

Publication

10/04/1983

Progress at the INPI

  1. Filing11/28/81
  2. Publication10/04/83
  3. Examination12/31/85
  4. Allowance08/04/87
  5. Grant03/29/88
  6. Terminated02/11/92

The patent was granted on 03/29/1988 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: 03/29/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

LUK LAMELLEN & KUPPLUNGSBAU [DE]

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Inventors

F. K. (pessoa física)

M. P. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

03/29/1988

RPI 910

Notificação para pagamento de retribuição

#13.1

11/24/1987

RPI 892

Deferimento

#9.1

08/04/1987

RPI 876

Exigência - art. 36 da LPI

#6.1

09/09/1986

RPI 829

Solicitação de exame técnico

#4.1

12/31/1985

RPI 793

Publicação do pedido de patente

#3.1

10/04/1983

RPI 676

Pedido de patente depositado

#2.1

01/18/1983

RPI 639

Anuidade - prazo legal encerrado

#18.2

02/11/1992

RPI 1106

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