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Official data from INPI

PROCESSO E DISPOSITIVO PARA PRODUÇÃO DE BOBINAS

PublicadaInvention Patent

Application data

Number

PI8901884

Type

Invention Patent

Filing

04/20/1989

Publication

11/28/1989

Progress at the INPI

  1. Filing04/20/89
  2. Publication11/28/89
  3. Examination09/24/91
  4. Allowance08/23/94
  5. Grant04/25/95
  6. Expired12/15/09

The letters patent expired on 12/15/2009: 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: 11/28/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

F. S. (pessoa física)

DE

H. S. (pessoa física)

DE

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Inventors

F. S. (pessoa física)

DE

Technical data

Priority claims

DE

P 38 13 368.7 · 04/21/1988

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

11/28/1989

RPI 997

Pedido de patente depositado

#2.1

05/30/1989

RPI 971

Carta-patente expirada

#21.1

Patente extinta em 20/04/2004

12/15/2009

RPI 2032

Concessão da patente

#16.1

04/25/1995

RPI 1273

Notificação para pagamento de retribuição

#13.1

12/20/1994

RPI 1255

Deferimento

#9.1

08/23/1994

RPI 1238

Solicitação de exame técnico

#4.1

09/24/1991

RPI 1086

3.4

06/26/1990

RPI 1024

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