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Official data from INPI

DISPOSITIVO PARA TRATAMENTO MECÂNICO-TÉRMICO E ESTERILIZAÇÃO DE MASSAS FLUIDAS

Em AnáliseInvention Patent

Application data

Number

PI8201531

Type

Invention Patent

Filing

03/19/1982

Publication

02/08/1983

Progress at the INPI

  1. Filing03/19/82
  2. Publication02/08/83
  3. Examination09/24/85
  4. Allowance11/29/88
  5. Grant03/20/90
  6. Terminated10/29/96

The patent was granted on 03/20/1990 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: 07/11/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Luwa Ag.

CH

Inventors

A. S. (pessoa física)

DE

Technical data

IPC Classification

Priority claims

EP

81102148.4 · 03/21/1981

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

13.2

07/11/1989

RPI 977

9.1.3

07/11/1989

RPI 977

Notificação para pagamento de retribuição

#13.1

05/30/1989

RPI 971

9.1.3

01/17/1989

RPI 952

Deferimento

#9.1

11/29/1988

RPI 945

Exigência - art. 36 da LPI

#6.1

05/24/1988

RPI 918

Exigência - art. 36 da LPI

#6.1

11/04/1986

RPI 837

Solicitação de exame técnico

#4.1

09/24/1985

RPI 779

Publicação do pedido de patente

#3.1

02/08/1983

RPI 642

Pedido de patente depositado

#2.1

05/04/1982

RPI 602

Anuidade - prazo legal encerrado

#18.2

10/29/1996

RPI 1352

Concessão da patente

#16.1

03/20/1990

RPI 1010

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