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Official data from INPI

INIBICAO DE CORROSAO EM ACO INOXIDAVEL SINTERIZADO

ArquivadaInvention Patent
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Application data

Number

PI8207742

Type

Invention Patent

Filing

06/10/1981

Publication

05/10/1983
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Progress at the INPI

  1. Filing06/10/81
  2. Publication05/10/83
  3. Examination02/26/85
  4. Allowance02/09/88
  5. Abandoned
  6. In force

The application was allowed on 02/09/1988 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

TIVET DEV LTD [GB]

Inventors

T. [. (pessoa física)

Technical data

IPC Classification

C23F 7/10

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

06/07/1988

RPI 920

Deferimento

#9.1

02/09/1988

RPI 903

15.19

11/17/1987

RPI 891

Retificação

#15.3

09/22/1987

RPI 883

Exigência - art. 36 da LPI

#6.1

05/13/1986

RPI 812

Exigência - art. 36 da LPI

#6.1

09/03/1985

RPI 776

Solicitação de exame técnico

#4.1

02/26/1985

RPI 749

14.1

01/10/1984

RPI 690

Republicação - classificação IPC

#15.11

11/01/1983

RPI 680

Notificação de entrada na fase nacional - PCT

#1.3

05/10/1983

RPI 655

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