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Official data from INPI

SERINGA PARA SER USADA UMA ÚNICA VEZ E DISPOSITIVO PARA EMPREGO EM CONJUNTO C OM A MESMA

PublicadaInvention Patent

Application data

Number

PI8804810

Type

Invention Patent

Filing

09/16/1988

Publication

04/25/1989

Progress at the INPI

  1. Filing09/16/88
  2. Publication04/25/89
  3. Examination06/18/91
  4. Allowance12/13/94
  5. Grant07/25/95
  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: 04/25/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Path

US

Inventors

M. F. (pessoa física)

US

T. E. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

PCT/US87/02408 · 09/18/1987

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

04/25/1989

RPI 966

Pedido de patente depositado

#2.1

02/08/1989

RPI 955

Carta-patente expirada

#21.1

Patente extinta em 16/09/2003

09/02/2008

RPI 1965

Concessão da patente

#16.1

07/25/1995

RPI 1286

Notificação para pagamento de retribuição

#13.1

04/18/1995

RPI 1272

Deferimento

#9.1

12/13/1994

RPI 1254

6.2

07/20/1993

RPI 1181

Solicitação de exame técnico

#4.1

06/18/1991

RPI 1072

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