Official data from INPI

PROCESSO PARA TRANSFERÊNCIA DE CALOR, ROCADOR DE CALOR E UNIDADE DE DESSALINIZAÇÃO

ArquivadaInvention Patent

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Application data

Number

PI8506962

Type

Invention Patent

Filing

10/04/1985

Publication

12/23/1986

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Progress at the INPI

Filing10/04/85
Publication12/23/86
Examination10/30/90
Allowance11/26/91
Abandoned
In force

The application was allowed on 11/26/1991 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: 12/23/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Salfon Pty. Limited

Inventors

R. M. (pessoa física)

Technical data

IPC Classification

C02F 1/04 F28D 1/06

Priority claims

PG 7513 · 10/05/1984

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Notificação de entrada na fase nacional - PCT

#1.3

12/23/1986

RPI 844

Arquivamento - Art. 38 §2° da LPI

#11.4

10/06/1992

RPI 1140

Notificação para pagamento de retribuição

#13.1

04/14/1992

RPI 1115

Deferimento

#9.1

11/26/1991

RPI 1095

Exigência - art. 36 da LPI

#6.1

07/02/1991

RPI 1074

Solicitação de exame técnico

#4.1

10/30/1990

RPI 1039

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