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Official data from INPI

PARAFUSO DE FIXAÇÃO

PublicadaInvention Patent

Application data

Number

PI8800308

Type

Invention Patent

Filing

01/27/1988

Publication

09/20/1988

Progress at the INPI

  1. Filing01/27/88
  2. Publication09/20/88
  3. Examination01/16/90
  4. Allowance01/02/96
  5. Grant11/26/96
  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: 09/20/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

SPS Technologies, Inc

US

Inventors

C. C. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

022.667 · 03/06/1987

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

09/20/1988

RPI 935

Pedido de patente depositado

#2.1

04/26/1988

RPI 914

Carta-patente expirada

#21.1

Patente extinta em 27/01/2003

09/02/2008

RPI 1965

Concessão da patente

#16.1

11/26/1996

RPI 1356

Notificação para pagamento de retribuição

#13.1

07/02/1996

RPI 1335

Deferimento

#9.1

01/02/1996

RPI 1309

Republicação - classificação IPC

#15.11

04/04/1995

RPI 1270

Exigência - art. 36 da LPI

#6.1

09/06/1994

RPI 1240

Solicitação de exame técnico

#4.1

01/16/1990

RPI 1002

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