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Official data from INPI

FERRAMENTA RETIFICADORA BEM COMO PROCESSO PARA PRODUCAO DAS PLACAS PERFILADAS

ConcedidaInvention Patent

Application data

Number

PI8102621

Type

Invention Patent

Filing

04/30/1980

Publication

01/19/1982

Progress at the INPI

  1. Filing04/30/80
  2. Publication01/19/82
  3. Examination03/13/84
  4. Allowance12/03/85
  5. Grant06/24/86
  6. Terminated06/20/95

The patent was granted on 06/24/1986 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 06/24/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

LACH SPEZIAL WERKZEUGE GMBH

Inventors

L. H. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

06/24/1986

RPI 818

Notificação para pagamento de retribuição

#13.1

04/22/1986

RPI 809

Deferimento

#9.1

12/03/1985

RPI 789

Exigência - art. 36 da LPI

#6.1

04/30/1985

RPI 758

Exigência - art. 36 da LPI

#6.1

09/18/1984

RPI 726

Solicitação de exame técnico

#4.1

03/13/1984

RPI 699

Publicação do pedido de patente

#3.1

01/19/1982

RPI 587

Anuidade - prazo legal encerrado

#18.2

06/20/1995

RPI 1281

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