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Official data from INPI

PROCESSO PARA REMOVER RESTOS DE CATALISADOR DE COPOLÍMEROS DE MONÓXIDO DE CARBONO E ETENO, E OPCIONALMENTE TAMBÉM DE UM OUTRO HIDROCARBONETO OLEFINICAMENTE INSATURADO.

PublicadaInvention Patent

Application data

Number

PI8605760

Type

Invention Patent

Filing

11/24/1986

Publication

08/25/1987

Progress at the INPI

  1. Filing11/24/86
  2. Publication08/25/87
  3. Examination02/01/90
  4. Allowance07/20/93
  5. Abandoned
  6. In force

The application was allowed on 07/20/1993 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: 08/25/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Shell Internationale Research Maatschappij B.V

NL

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Inventors

B. M. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

08/25/1987

RPI 879

Pedido de patente depositado

#2.1

04/14/1987

RPI 860

Arquivamento - Art. 38 §2° da LPI

#11.4

06/07/1994

RPI 1227

Notificação para pagamento de retribuição

#13.1

01/18/1994

RPI 1207

Deferimento

#9.1

07/20/1993

RPI 1181

Exigência - art. 36 da LPI

#6.1

11/05/1991

RPI 1092

Solicitação de exame técnico

#4.1

02/01/1990

RPI 1004

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