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Official data from INPI

PROCESSO PARA A FUNDIÇÃO DE LIGAS DE ALUMÍNIO

Em AnáliseInvention Patent

Application data

Number

PI8601478

Type

Invention Patent

Filing

04/02/1986

Publication

12/09/1986

Progress at the INPI

  1. Filing04/02/86
  2. Publication12/09/86
  3. Examination05/19/87
  4. Allowance01/19/93
  5. Grant07/27/93
  6. Terminated09/26/95

The patent was granted on 07/27/1993 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: 05/19/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Thyssen Industrie Ag

DE

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Inventors

F. B. (pessoa física)

DE

H. B. (pessoa física)

DE

W. G. (pessoa física)

DE

Technical data

IPC Classification

Priority claims

DE

P 35 12 118.1-2 · 04/03/1985

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

05/19/1987

RPI 865

Publicação do pedido de patente

#3.1

12/09/1986

RPI 842

Pedido de patente depositado

#2.1

10/21/1986

RPI 835

Anuidade - prazo legal encerrado

#18.2

09/26/1995

RPI 1295

Concessão da patente

#16.1

07/27/1993

RPI 1182

Republicação - classificação IPC

#15.11

06/01/1993

RPI 1174

Notificação para pagamento de retribuição

#13.1

05/04/1993

RPI 1170

Deferimento

#9.1

01/19/1993

RPI 1155

Exigência - art. 36 da LPI

#6.1

02/04/1992

RPI 1105

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