Official data from INPI

SEM TITULO

Em AnáliseInvention Patent

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Application data

Number

PI8401344

Type

Invention Patent

Filing

03/23/1984

Publication

10/30/1984

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Progress at the INPI

Filing03/23/84
Publication10/30/84
Examination11/25/86
Allowance04/16/91
Abandoned
In force

The application was allowed on 04/16/1991 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: 09/06/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Kraftwerk

Inventors

A. H. (pessoa física)

D. W. (pessoa física)

M. G. (pessoa física)

P. M. (pessoa física)

Technical data

IPC Classification

C04B 35/64 F27B 9/02 G21C 21/02 G21C 3/58

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

14.1

09/06/1988

RPI 933

Solicitação de exame técnico

#4.1

11/25/1986

RPI 840

Publicação do pedido de patente

#3.1

10/30/1984

RPI 732

Pedido de patente depositado

#2.1

06/12/1984

RPI 712

Arquivamento - Art. 38 §2° da LPI

#11.4

09/22/1992

RPI 1138

Notificação para pagamento de retribuição

#13.1

07/30/1991

RPI 1078

Deferimento

#9.1

04/16/1991

RPI 1063

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