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Official data from INPI

SISTEMA DE GAS DE SINTESE

ArquivadaInvention Patent
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Application data

Number

PI8205840

Type

Invention Patent

Filing

01/27/1981

Publication

03/01/1983
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Progress at the INPI

  1. Filing01/27/81
  2. Publication03/01/83
  3. Examination09/25/84
  4. Allowance12/29/87
  5. Abandoned
  6. In force

The application was allowed on 12/29/1987 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: 11/08/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

SWEENEY MAXWELL P [US]

Inventors

S. [. (pessoa física)

Technical data

IPC Classification

C01B 3/34C07C 29/00C07C 29/50C07C 31/04C07C 67/00

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 38 §2° da LPI

#11.4

11/08/1988

RPI 942

Notificação para pagamento de retribuição

#13.1

05/10/1988

RPI 916

Deferimento

#9.1

12/29/1987

RPI 897

Exigência - art. 36 da LPI

#6.1

04/22/1986

RPI 809

Exigência - art. 36 da LPI

#6.1

03/05/1985

RPI 750

Solicitação de exame técnico

#4.1

09/25/1984

RPI 727

Notificação de entrada na fase nacional - PCT

#1.3

03/01/1983

RPI 645

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SISTEMA DE OXIDACAO PARCIAL

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