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Official data from INPI

SEM TITULO

Em AnáliseInvention Patent

Application data

Number

PI8604709

Type

Invention Patent

Filing

09/23/1986

Publication

06/23/1987

Progress at the INPI

  1. Filing09/23/86
  2. Publication06/23/87
  3. Abandoned08/29/89
  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: 08/29/1989. 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

E. H. (pessoa física)

G. O. (pessoa física)

Technical data

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

08/29/1989

RPI 984

Publicação do pedido de patente

#3.1

06/23/1987

RPI 870

Pedido de patente depositado

#2.1

03/24/1987

RPI 857

Arquivamento - Art. 36 §1° da LPI

#11.2

03/16/1993

RPI 1163

Republicação - classificação IPC

#15.11

09/15/1992

RPI 1137

Exigência - art. 36 da LPI

#6.1

10/29/1991

RPI 1091

6.2

08/07/1990

RPI 1027

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