Anuidade - prazo legal encerrado
#18.2
10/03/1989
RPI 989
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Official data from INPI
PROCESSO PARA PRODUCAO DE ALUMINIO ATRAVES DE ELETROLISE DE METAL EM FUSAO
Em AnáliseInvention Patent
Progress at the INPI
- Filing01/24/79
- Publication
- Examination04/27/82
- Allowance11/13/84
- Grant05/28/85
- Terminated10/03/89
The patent was granted on 05/28/1985 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.
Talk to a specialistLatest action published by the INPI: 10/03/1989. We update with every new RPI gazette, published weekly.
Applicants and inventors
Applicants
VAW VER ALUMINIUM WERKE AG
Inventors
W. S. (pessoa física)
Technical data
IPC Classification
Prosecution history
Publications in the Brazilian Industrial Property Gazette (RPI).
Cessão de direito de exploração
#22.1
06/24/1986
RPI 818
Concessão da patente
#16.1
05/28/1985
RPI 762
Notificação para pagamento de retribuição
#13.1
03/26/1985
RPI 753
Deferimento
#9.1
11/13/1984
RPI 734
Exigência - art. 36 da LPI
#6.1
06/19/1984
RPI 713
Exigência - art. 36 da LPI
#6.1
12/20/1983
RPI 687
Conhecimento de parecer técnico
#7.1
05/10/1983
RPI 655
Solicitação de exame técnico
#4.1
04/27/1982
RPI 601
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