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Official data from INPI

PROCESSO PARA PREPARAR RESINAS EPÓXI AVANÇADAS

Em AnáliseInvention Patent

Application data

Number

PI8705766

Type

Invention Patent

Filing

02/13/1987

Publication

02/09/1988

Progress at the INPI

  1. Filing02/13/87
  2. Publication02/09/88
  3. Examination04/12/88
  4. Allowance06/27/95
  5. Abandoned
  6. In force

The application was allowed on 06/27/1995 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: 04/12/1988. 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

C. W. (pessoa física)

CN

R. B. (pessoa física)

US

Technical data

Priority claims

US

828.362 · 02/14/1986

US

911.197 · 09/24/1986

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

04/12/1988

RPI 912

Notificação de entrada na fase nacional - PCT

#1.3

02/09/1988

RPI 903

Arquivamento - Art. 38 §2° da LPI

#11.4

07/09/1996

RPI 1336

Notificação para pagamento de retribuição

#13.1

11/07/1995

RPI 1301

Deferimento

#9.1

06/27/1995

RPI 1282

Exigência - art. 36 da LPI

#6.1

08/18/1992

RPI 1133

Exigência - art. 36 da LPI

#6.1

12/24/1991

RPI 1099

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