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Official data from INPI

PROCESSO DE PRODUÇÃO DE DIMETILETER

ArquivadaInvention Patent

Application data

Number

PI8202979

Type

Invention Patent

Filing

05/24/1982

Publication

05/03/1983

Progress at the INPI

  1. Filing05/24/82
  2. Publication05/03/83
  3. Examination02/20/85
  4. Allowance12/16/86
  5. Abandoned
  6. In force

The application was allowed on 12/16/1986 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: 10/06/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Snamprogetti S.p.a

IT

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Inventors

G. M. (pessoa física)

IT

Technical data

Priority claims

IT

22081A / 81 · 06/02/1981

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 38 §2° da LPI

#11.4

10/06/1987

RPI 885

Notificação para pagamento de retribuição

#13.1

05/05/1987

RPI 863

Deferimento

#9.1

12/16/1986

RPI 843

Republicação - classificação IPC

#15.11

01/07/1986

RPI 794

Exigência - art. 36 da LPI

#6.1

11/26/1985

RPI 788

Solicitação de exame técnico

#4.1

02/20/1985

RPI 748

Publicação do pedido de patente

#3.1

05/03/1983

RPI 654

Pedido de patente depositado

#2.1

07/13/1982

RPI 612

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