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Official data from INPI

CONJUNTO DE AGULHA E PROTETOR DE AGULHA

PublicadaInvention Patent

Application data

Number

PI8800968

Type

Invention Patent

Filing

03/02/1988

Publication

10/11/1988

Progress at the INPI

  1. Filing03/02/88
  2. Publication10/11/88
  3. Examination03/12/91
  4. Allowance04/27/93
  5. Grant03/29/94
  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: 10/11/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

P. C. (pessoa física)

US

R. L. (pessoa física)

US

Inventors

P. C. (pessoa física)

US

R. L. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

022.132 · 03/05/1987

US

115.407 · 11/02/1987

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

10/11/1988

RPI 938

Pedido de patente depositado

#2.1

05/31/1988

RPI 919

Carta-patente expirada

#21.1

Patente extinta em 02/03/2003

09/02/2008

RPI 1965

Concessão da patente

#16.1

03/29/1994

RPI 1217

Notificação para pagamento de retribuição

#13.1

08/24/1993

RPI 1186

Deferimento

#9.1

04/27/1993

RPI 1169

Solicitação de exame técnico

#4.1

03/12/1991

RPI 1058

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