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Official data from INPI

PROCESSO E DISPOSITIVO PARA A FABRICAÇÃO DE CORPOS REDONDOS CONSISTINDO DE PERFIS METÁLICOS

Em ExigênciaInvention Patent

Application data

Number

PI8402815

Type

Invention Patent

Filing

06/08/1984

Publication

05/21/1985

Progress at the INPI

  1. Filing06/08/84
  2. Publication05/21/85
  3. Examination09/02/86
  4. Allowance10/09/90
  5. Grant05/28/91
  6. Expired07/08/08

The letters patent expired on 07/08/2008: 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: 07/26/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Spath GmbH & Co. KG.

DE

Inventors

W. S. (pessoa física)

DE

Technical data

Priority claims

DE

P 33 20 927.8 · 06/09/1983

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

6.2

07/26/1988

RPI 927

Solicitação de exame técnico

#4.1

09/02/1986

RPI 828

Publicação do pedido de patente

#3.1

05/21/1985

RPI 761

Pedido de patente depositado

#2.1

08/14/1984

RPI 721

Carta-patente expirada

#21.1

Patente extinta em 08/06/99

07/08/2008

RPI 1957

Concessão da patente

#16.1

05/28/1991

RPI 1069

Notificação para pagamento de retribuição

#13.1

01/22/1991

RPI 1051

Deferimento

#9.1

10/09/1990

RPI 1036

Exigência - art. 36 da LPI

#6.1

02/06/1990

RPI 1005

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