Official data from INPI

REATOR DE TUBOS PARA PROCESSOS CATALITICOS

Em AnáliseInvention Patent

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Application data

Number

PI7907130

Type

Invention Patent

Filing

11/06/1978

Publication

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Progress at the INPI

Filing11/06/78
Publication
Examination07/13/82
Allowance12/26/84
Grant08/27/85
Terminated05/17/88

The patent was granted on 08/27/1985 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

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Latest action published by the INPI: 05/17/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

K. J. (pessoa física)

Inventors

B. W. (pessoa física)

F. H. (pessoa física)

Technical data

IPC Classification

C10G 35/04

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

05/17/1988

RPI 917

Concessão da patente

#16.1

08/27/1985

RPI 775

Notificação para pagamento de retribuição

#13.1

04/16/1985

RPI 756

Deferimento

#9.1

12/26/1984

RPI 740

Republicação - classificação IPC

#15.11

09/25/1984

RPI 727

Exigência - art. 36 da LPI

#6.1

01/24/1984

RPI 692

6.2

02/01/1983

RPI 641

Solicitação de exame técnico

#4.1

07/13/1982

RPI 612

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