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Official data from INPI

SEM TITULO

Em AnáliseInvention Patent

Application data

Number

PI8505429

Type

Invention Patent

Filing

02/14/1985

Publication

02/18/1986

Progress at the INPI

  1. Filing02/14/85
  2. Publication02/18/86
  3. Examination03/01/88
  4. Allowance04/30/91
  5. Abandoned
  6. In force

The application was allowed on 04/30/1991 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: 06/21/1988. 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

E. B. (pessoa física)

Technical data

IPC Classification

No IPC classification.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Pedido de certificado de adição de invenção

#5.1

06/21/1988

RPI 922

Solicitação de exame técnico

#4.1

03/01/1988

RPI 906

Notificação de entrada na fase nacional - PCT

#1.3

02/18/1986

RPI 800

Arquivamento - Art. 38 §2° da LPI

#11.4

09/29/1992

RPI 1139

Notificação para pagamento de retribuição

#13.1

08/13/1991

RPI 1080

Deferimento

#9.1

04/30/1991

RPI 1065

Exigência - art. 36 da LPI

#6.1

07/31/1990

RPI 1026

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