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Official data from INPI

MÉTODO E APARELHAGEM PARA A PRODUÇÃO DE FILMES COM MALHAS

Em AnáliseInvention Patent

Application data

Number

PI8705473

Type

Invention Patent

Filing

10/07/1987

Publication

05/09/1989

Progress at the INPI

  1. Filing10/07/87
  2. Publication05/09/89
  3. Abandoned
  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: 09/19/1989. 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

C. H. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

10.1

09/19/1989

RPI 987

Publicação do pedido de patente

#3.1

05/09/1989

RPI 968

Pedido de patente depositado

#2.1

01/10/1989

RPI 951

Pedido de patente depositado

#2.1

02/23/1988

RPI 905

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