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Official data from INPI

SISTEMA PARA A AGITACAO DE MASSAS LIQUIDAS A VACUO POR MEIO DE INJECAO PNEUMATICA

IndeferidaInvention Patent
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Application data

Number

PI8205684

Type

Invention Patent

Filing

12/22/1981

Publication

08/30/1983
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Progress at the INPI

Under appeal
  1. Filing12/22/81
  2. Publication08/30/83
  3. Examination07/09/85
  4. Refused10/03/89
  5. Grant
  6. In force

The application was refused by the INPI on 10/03/1989. The invention was never patented.

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Latest action published by the INPI: 10/03/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

M. A. (pessoa física)

Inventors

M. A. (pessoa física)

Technical data

IPC Classification

F22D 7/04

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Indeferimento

#9.2

10/03/1989

RPI 989

Conhecimento de parecer técnico

#7.1

01/31/1989

RPI 954

Conhecimento de parecer técnico

#7.1

08/02/1988

RPI 928

6.2

03/24/1987

RPI 857

Solicitação de exame técnico

#4.1

07/09/1985

RPI 768

Publicação do pedido de patente

#3.1

08/30/1983

RPI 671

Pedido de patente depositado

#2.1

11/23/1982

RPI 631

Republicação - classificação IPC

#15.11

02/26/1991

RPI 1056

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