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Official data from INPI

PROCESSO E APARELHO PARA A REDUÇÃO DE VISCOSIDADE DE MATERIAIS COM ELEVADA VISCOSIDADE.

Em AnáliseInvention Patent

Application data

Number

PI8606848

Type

Invention Patent

Filing

08/27/1986

Publication

11/03/1987

Progress at the INPI

  1. Filing08/27/86
  2. Publication11/03/87
  3. Abandoned10/10/89
  4. Allowance
  5. Grant
  6. In force

The application was abandoned: the INPI technical office action was not answered in time (art. 36 of the Brazilian IP Act). The technology is in the public domain in Brazil.

Talk to a specialist

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

Applicants and inventors

Applicants

E. C. (pessoa física)

US

Inventors

W. K. (pessoa física)

US

Technical data

Priority claims

US

770.748 · 08/29/1985

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

10/10/1989

RPI 990

Notificação de entrada na fase nacional - PCT

#1.3

11/03/1987

RPI 889

Arquivamento - Art. 36 §1° da LPI

#11.2

05/04/1993

RPI 1170

Exigência - art. 36 da LPI

#6.1

11/03/1992

RPI 1144

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