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Official data from INPI

DISPERSÃO AQUOSA DE UM POLÍMERO DE ADIÇÃO, PROCESSO PARA REPARAÇÃO DO ESTABILIZADOR DA MESMA, COMPOSIÇÃO DE REVESTIMENTO E PROCESSO PARA REVESTIMENTO DE UM SUBSTRATO.

PublicadaInvention Patent

Application data

Number

PI8700348

Type

Invention Patent

Filing

01/21/1987

Publication

12/08/1987

Progress at the INPI

  1. Filing01/21/87
  2. Publication12/08/87
  3. Examination08/14/90
  4. Allowance04/27/93
  5. Abandoned
  6. In force

The application was allowed on 04/27/1993 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: 12/08/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Akzo N.V.

NL

See this company's full portfolio

Inventors

B. R. (pessoa física)

Technical data

Priority claims

NL

8600188 · 01/28/1986

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

12/08/1987

RPI 894

Pedido de patente depositado

#2.1

05/26/1987

RPI 866

Arquivamento - Art. 38 §2° da LPI

#11.4

03/29/1994

RPI 1217

Notificação para pagamento de retribuição

#13.1

08/24/1993

RPI 1186

Deferimento

#9.1

04/27/1993

RPI 1169

Exigência - art. 36 da LPI

#6.1

01/14/1992

RPI 1102

Solicitação de exame técnico

#4.1

08/14/1990

RPI 1028

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