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Official data from INPI

FILMES DE POLIMEROS DE OLEFINAS,RESISTENTES AO EMBACAMENTO

Em ExigênciaInvention Patent

Application data

Number

PI8406166

Type

Invention Patent

Filing

02/28/1983

Publication

03/12/1985

Progress at the INPI

  1. Filing02/28/83
  2. Publication03/12/85
  3. Abandoned06/16/87
  4. Allowance
  5. Grant
  6. In force

The applicant withdrew the application. The case ended without a patent.

Talk to a specialist

Latest action published by the INPI: 10/18/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

DOW CHEMICAL CO [US]

See this company's full portfolio

Inventors

N. [. (pessoa física)

Technical data

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Exigência - art. 36 da LPI

#6.1

10/18/1988

RPI 939

Solicitação de exame técnico

#4.1

06/16/1987

RPI 869

Notificação de entrada na fase nacional - PCT

#1.3

03/12/1985

RPI 751

10.1

05/15/1990

RPI 1018

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