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Official data from INPI

DISPOSITIVO DE ENTRADA EM UM EVAPORADOR DE CHAPA.

Em AnáliseInvention PatentPCT · SE1985000378

Application data

Number

PI8506953

Type

Invention Patent

Filing

10/01/1985

Publication

12/23/1986

PCT

SE1985000378

Progress at the INPI

  1. Filing10/01/85
  2. Publication12/23/86
  3. Examination05/31/88
  4. Allowance09/10/91
  5. Grant06/30/92
  6. Expired07/15/08

The letters patent expired on 07/15/2008: 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: 05/31/1988. 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

8405056-6 · 10/10/1984

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

05/31/1988

RPI 919

Solicitação de exame não realizada

#4.2

04/05/1988

RPI 911

Notificação de entrada na fase nacional - PCT

#1.3

12/23/1986

RPI 844

Carta-patente expirada

#21.1

Patente extinta em 01/10/2000

07/15/2008

RPI 1958

Concessão da patente

#16.1

06/30/1992

RPI 1126

Notificação para pagamento de retribuição

#13.1

01/14/1992

RPI 1102

Deferimento

#9.1

09/10/1991

RPI 1084

Exigência - art. 36 da LPI

#6.1

04/02/1991

RPI 1061

Conhecimento de parecer técnico

#7.1

03/13/1990

RPI 1009

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