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Official data from INPI

BOMBA COM FLUXO DE ENTRADA CONTÍNUO E FLUXO DE SAÍDA PULSANTE

Em AnáliseInvention Patent

Application data

Number

PI8607184

Type

Invention Patent

Filing

09/17/1986

Publication

09/13/1988

Progress at the INPI

  1. Filing09/17/86
  2. Publication09/13/88
  3. Examination04/25/89
  4. Allowance09/25/90
  5. Grant04/30/91
  6. Expired07/22/08

The letters patent expired on 07/22/2008: 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

A. A. (pessoa física)

SE

Inventors

S. L. (pessoa física)

SE

Technical data

IPC Classification

Priority claims

SE

8504362-8 · 09/20/1985

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

04/25/1989

RPI 966

Notificação de entrada na fase nacional - PCT

#1.3

09/13/1988

RPI 934

Carta-patente expirada

#21.1

Patente extinta em 17/09/2001

07/22/2008

RPI 1959

Concessão da patente

#16.1

04/30/1991

RPI 1065

Notificação para pagamento de retribuição

#13.1

01/08/1991

RPI 1049

Deferimento

#9.1

09/25/1990

RPI 1034

Exigência - art. 36 da LPI

#6.1

05/15/1990

RPI 1018

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