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Official data from INPI

PROCESSO PARA DISPERSÃO DE UM FLUIDO EM OUTRO

Em ExigênciaInvention Patent

Application data

Number

PI8502924

Type

Invention Patent

Filing

06/18/1985

Publication

03/04/1986

Progress at the INPI

Under appeal
  1. Filing06/18/85
  2. Publication03/04/86
  3. Examination05/05/87
  4. Refused05/19/92
  5. Grant
  6. In force

The application was refused by the INPI on 05/19/1992. The invention was never patented.

Talk to a specialist

Latest action published by the INPI: 05/30/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

U. C. (pessoa física)

US

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Inventors

J. J. (pessoa física)

US

L. L. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

622.452 · 06/20/1984

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

6.2

05/30/1989

RPI 971

Solicitação de exame técnico

#4.1

05/05/1987

RPI 863

Publicação do pedido de patente

#3.1

03/04/1986

RPI 802

Pedido de patente depositado

#2.1

09/03/1985

RPI 776

Indeferimento

#9.2

05/19/1992

RPI 1120

Conhecimento de parecer técnico

#7.1

05/14/1991

RPI 1067

Conhecimento de parecer técnico

#7.1

10/02/1990

RPI 1035

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