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Official data from INPI

LAMINADOS CO-EXTRUDADOS CONTENDO INTERPOLÍMEROS DE MONÓXIDO DE CARBONO

Em AnáliseInvention Patent

Application data

Number

PI8606697

Type

Invention Patent

Filing

05/27/1986

Publication

08/11/1987

Progress at the INPI

Under appeal
  1. Filing05/27/86
  2. Publication08/11/87
  3. Examination11/24/87
  4. Refused05/25/93
  5. Grant
  6. In force

The application was refused by the INPI on 05/25/1993. The invention was never patented.

Talk to a specialist

Latest action published by the INPI: 11/24/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

The Dow Chemical Company

US

See this company's full portfolio

Inventors

A. [. (pessoa física)

L. [. (pessoa física)

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

11/24/1987

RPI 892

Notificação de entrada na fase nacional - PCT

#1.3

08/11/1987

RPI 877

Indeferimento

#9.2

05/25/1993

RPI 1173

Conhecimento de parecer técnico

#7.1

07/21/1992

RPI 1129

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