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Official data from INPI

DISPOSITIVO PARA MUDAR O NÚMERO DE FLUXOS DE UM MEIO FLUÍDO

Em AnáliseInvention PatentPCT · SE1986000224

Application data

Number

PI8606719

Type

Invention Patent

Filing

05/14/1986

Publication

08/11/1987

PCT

SE1986000224

Progress at the INPI

  1. Filing05/14/86
  2. Publication08/11/87
  3. Examination08/07/90
  4. Allowance08/06/91
  5. Grant04/28/92
  6. Terminated10/03/95

The patent was granted on 04/28/1992 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 03/01/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Alfa-Laval Food & Dairy Engineering AB

SE

Inventors

U. B. (pessoa física)

SE

Technical data

IPC Classification

Priority claims

SE

8502875-1 · 06/11/1985

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame não realizada

#4.2

03/01/1988

RPI 906

Notificação de entrada na fase nacional - PCT

#1.3

08/11/1987

RPI 877

Anuidade - prazo legal encerrado

#18.2

10/03/1995

RPI 1296

Concessão da patente

#16.1

04/28/1992

RPI 1117

Notificação para pagamento de retribuição

#13.1

12/03/1991

RPI 1096

Deferimento

#9.1

08/06/1991

RPI 1079

Exigência - art. 36 da LPI

#6.1

04/02/1991

RPI 1061

Solicitação de exame técnico

#4.1

08/07/1990

RPI 1027

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