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Official data from INPI

CONJUNTO DE DISPOSITIVO DE FIXAÇÃO CEGO E CONJUNTO DE CONEXÃO

PublicadaInvention Patent

Application data

Number

PI8801083

Type

Invention Patent

Filing

03/11/1988

Publication

10/03/1989

Progress at the INPI

  1. Filing03/11/88
  2. Publication10/03/89
  3. Examination12/18/90
  4. Allowance12/10/91
  5. Grant11/24/92
  6. Expired09/02/08

The letters patent expired on 09/02/2008: 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: 10/03/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Sps Technologies, Inc

US

Inventors

B. S. (pessoa física)

US

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

10/03/1989

RPI 989

Pedido de patente depositado

#2.1

05/31/1988

RPI 919

Carta-patente expirada

#21.1

Patente extinta em 11/03/2003

09/02/2008

RPI 1965

Concessão da patente

#16.1

11/24/1992

RPI 1147

Notificação para pagamento de retribuição

#13.1

05/05/1992

RPI 1118

Deferimento

#9.1

12/10/1991

RPI 1097

Solicitação de exame técnico

#4.1

12/18/1990

RPI 1046

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