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Official data from INPI

ELEMENTOS DE CONTROLE DE FLUXO E BLOCO DE VALVULA

ArquivadaInvention Patent
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Application data

Number

PI8302502

Type

Invention Patent

Filing

05/13/1982

Publication

01/17/1984
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Progress at the INPI

  1. Filing05/13/82
  2. Publication01/17/84
  3. Examination04/15/86
  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

ROSS OPERATING VALVE CO [US]

Inventors

S. E. (pessoa física)

Technical data

IPC Classification

F16K 11/00

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

Republicação - classificação IPC

#15.11

05/10/1988

RPI 916

Deferimento

#9.1

12/29/1987

RPI 897

Solicitação de exame técnico

#4.1

04/15/1986

RPI 808

Publicação do pedido de patente

#3.1

01/17/1984

RPI 691

Pedido de patente depositado

#2.1

06/28/1983

RPI 662

Republicação - classificação IPC

#15.11

10/01/1991

RPI 1087

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