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Official data from INPI

SEM TITULO

Em AnáliseInvention Patent

Application data

Number

PI8505021

Type

Invention Patent

Filing

10/09/1985

Publication

07/29/1986

Progress at the INPI

  1. Filing10/09/85
  2. Publication07/29/86
  3. Abandoned05/31/88
  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: 05/31/1988. 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. A. (pessoa física)

W. D. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

05/31/1988

RPI 919

Publicação do pedido de patente

#3.1

07/29/1986

RPI 823

Pedido de patente depositado

#2.1

12/17/1985

RPI 791

Arquivamento - Art. 36 §1° da LPI

#11.2

11/17/1992

RPI 1146

Exigência - art. 36 da LPI

#6.1

02/25/1992

RPI 1108

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