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Official data from INPI

SISTEMA FLUIDO NAO AQUOSO E COMPOSICAO DE TINTA

IndeferidaInvention Patent

Application data

Number

PI8107424

Type

Invention Patent

Filing

10/19/1981

Publication

05/24/1983

Progress at the INPI

Under appeal
  1. Filing10/19/81
  2. Publication05/24/83
  3. Examination11/08/83
  4. Refused05/30/89
  5. Grant
  6. In force

The application was refused by the INPI on 05/30/1989. 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

NL INDUSTRIES INC [US]

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Inventors

F. M. (pessoa física)

M. S. (pessoa física)

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Indeferimento

#9.2

05/30/1989

RPI 971

Conhecimento de parecer técnico

#7.1

09/06/1988

RPI 933

6.4

08/30/1988

RPI 932

Exigência - art. 36 da LPI

#6.1

07/05/1988

RPI 924

14.1

04/19/1988

RPI 913

Conhecimento de parecer técnico

#7.1

12/18/1984

RPI 739

Solicitação de exame técnico

#4.1

11/08/1983

RPI 681

Publicação do pedido de patente

#3.1

05/24/1983

RPI 657

Pedido de patente depositado

#2.1

12/29/1981

RPI 584

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