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Official data from INPI

COMPOSICAO DESPERSANTE APROPRIADA PARA DISPERSAR OLEO BRUTO OU PRODUTOS DE PETROLEO QUE FLUTUAM SOBRE A SUPERFICIE DA AGUA

ArquivadaInvention Patent

Application data

Number

PI8303086

Type

Invention Patent

Filing

06/12/1982

Publication

01/31/1984

Progress at the INPI

  1. Filing06/12/82
  2. Publication01/31/84
  3. Examination05/21/85
  4. Allowance03/07/89
  5. Abandoned
  6. In force

The application was allowed on 03/07/1989 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: 12/12/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

BRITISH PETROLEUM CO PLC [GB]

Inventors

B. C. (pessoa física)

G. P. (pessoa física)

L. A. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 38 §2° da LPI

#11.4

12/12/1989

RPI 999

Notificação para pagamento de retribuição

#13.1

07/11/1989

RPI 977

Deferimento

#9.1

03/07/1989

RPI 959

Solicitação de exame técnico

#4.1

05/21/1985

RPI 761

Publicação do pedido de patente

#3.1

01/31/1984

RPI 693

Pedido de patente depositado

#2.1

07/26/1983

RPI 666

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