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Official data from INPI

SEM TITULO

Em AnáliseInvention Patent

Application data

Number

PI8003246

Type

Invention Patent

Filing

05/23/1980

Publication

-

Progress at the INPI

  1. Filing05/23/80
  2. Publication
  3. Examination09/14/82
  4. Allowance
  5. Grant
  6. In force

The application was reinstated and is back in the INPI examination queue.

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Latest action published by the INPI: 12/12/1989. 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

No inventors listed.

Technical data

IPC Classification

No IPC classification.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

102

12/12/1989

RPI 999

Pedido de recurso

#12.3

10/11/1988

RPI 938

11.3

06/28/1988

RPI 923

Exigência - art. 36 da LPI

#6.1

02/12/1985

RPI 747

Exigência - art. 36 da LPI

#6.1

01/10/1984

RPI 690

Solicitação de exame técnico

#4.1

09/14/1982

RPI 621

Retificação

#15.3

10/24/1995

RPI 1299

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