20.4
11/24/1987
RPI 892
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Official data from INPI
APERFEIÇOAMENTO EM DISPOSITIVOS DE SEGURANÇA DE CHAVE DE FIM DE CURSO.
Em AnáliseInvention Patent
Application data
Number
PI8104101Type
Invention Patent
Filing
06/26/1981
Publication
02/01/1983
Progress at the INPI
- Filing06/26/81
- Publication02/01/83
- Examination07/05/83
- Allowance08/07/84
- Grant02/26/85
- Terminated09/13/94
The patent was granted on 02/26/1985 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: 11/24/1987. We update with every new RPI gazette, published weekly.
Applicants and inventors
Applicants
A.C.E. ACESSÓRIOS ELÉTRICOS LTDA.
Inventors
K. H. (pessoa física)
Technical data
IPC Classification
Prosecution history
Publications in the Brazilian Industrial Property Gazette (RPI).
Concessão da patente
#16.1
02/26/1985
RPI 749
Republicação - classificação IPC
#15.11
01/08/1985
RPI 742
Notificação para pagamento de retribuição
#13.1
12/11/1984
RPI 738
Deferimento
#9.1
08/07/1984
RPI 720
Exigência - art. 36 da LPI
#6.1
03/27/1984
RPI 701
Solicitação de exame técnico
#4.1
07/05/1983
RPI 663
Publicação do pedido de patente
#3.1
02/01/1983
RPI 641
Anuidade - prazo legal encerrado
#18.2
09/13/1994
RPI 1241
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