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Official data from INPI

PROCESSO PARA PREPARAR UM ADUTO DE RESINA EPÓXI, PROCESSO PARA PREPARAR UMA COMPOSIÇÃO CURÁVEL E COMPOSIÇÃO DE REVESTIMENTO.

PublicadaInvention Patent

Application data

Number

PI8703469

Type

Invention Patent

Filing

06/12/1987

Publication

03/22/1988

Progress at the INPI

  1. Filing06/12/87
  2. Publication03/22/88
  3. Examination10/16/90
  4. Allowance11/03/93
  5. Abandoned
  6. In force

The application was allowed on 11/03/1993 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: 03/22/1988. 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

M. C. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

874.325 · 06/13/1986

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

03/22/1988

RPI 909

Pedido de patente depositado

#2.1

09/29/1987

RPI 884

Arquivamento - Art. 38 §2° da LPI

#11.4

08/30/1994

RPI 1239

Notificação para pagamento de retribuição

#13.1

03/22/1994

RPI 1216

Deferimento

#9.1

11/03/1993

RPI 1196

Exigência - art. 36 da LPI

#6.1

08/18/1992

RPI 1133

Solicitação de exame técnico

#4.1

10/16/1990

RPI 1037

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