Official data from INPI

PROCESSO DE RECUPERACAO DE ACIDO ACRILICO COM ESFRIAMENTO DE RECICLO

ArquivadaInvention Patent

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Application data

Number

PI7903545

Type

Invention Patent

Filing

09/13/1978

Publication

View on INPI

Progress at the INPI

Filing09/13/78
Publication
Examination07/13/82
Allowance01/31/84
Abandoned
In force

The application was allowed on 01/31/1984 but abandoned for failure to pay the grant fee (art. 38 of the Brazilian IP Act). The letters patent were never issued.

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Latest action published by the INPI: 02/20/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

STANDARD OIL CO OHIO

Inventors

No inventors listed.

Technical data

IPC Classification

No IPC classification.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 38 §2° da LPI

#11.4

02/20/1985

RPI 748

Notificação para pagamento de retribuição

#13.1

05/15/1984

RPI 708

Deferimento

#9.1

01/31/1984

RPI 693

Exigência - art. 36 da LPI

#6.1

08/09/1983

RPI 668

6.2

02/01/1983

RPI 641

Solicitação de exame técnico

#4.1

07/13/1982

RPI 612

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