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Official data from INPI

PROCESSO PARA A MODIFICAÇÃO DE UM POLÍMERO

Em AnáliseInvention Patent

Application data

Number

PI8606557

Type

Invention Patent

Filing

01/24/1986

Publication

08/04/1987

Progress at the INPI

  1. Filing01/24/86
  2. Publication08/04/87
  3. Examination10/04/88
  4. Allowance12/01/92
  5. Abandoned
  6. In force

The application was allowed on 12/01/1992 but abandoned for failure to pay the grant fee (art. 38 of the Brazilian IP Act). The letters patent were never issued.

Talk to a specialist

Latest action published by the INPI: 10/04/1988. 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

K. [. (pessoa física)

N. [. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

10/04/1988

RPI 937

Notificação de entrada na fase nacional - PCT

#1.3

08/04/1987

RPI 876

Arquivamento - Art. 38 §2° da LPI

#11.4

09/08/1993

RPI 1188

Notificação para pagamento de retribuição

#13.1

04/20/1993

RPI 1168

Deferimento

#9.1

12/01/1992

RPI 1148

Exigência - art. 36 da LPI

#6.1

11/05/1991

RPI 1092

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