Solicitação de exame técnico
#4.1
06/03/1986
RPI 815
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Official data from INPI
PAPEL ISOLANTE DIELÉTRICO QUADRICULADO
Em AnáliseInvention Patent
Application data
Number
PI8504056Type
Invention Patent
Filing
08/20/1985
Publication
12/24/1985
Progress at the INPI
- Filing08/20/85
- Publication12/24/85
- Examination06/03/86
- Allowance04/02/91
- Grant11/26/91
- Terminated05/02/95
The patent was granted on 11/26/1991 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: 06/03/1986. We update with every new RPI gazette, published weekly.
Applicants and inventors
Applicants
Dover do Parana Indústria e Comércio S.A.
PR, BR
Inventors
H. G. (pessoa física)
BR
Technical data
IPC Classification
Prosecution history
Publications in the Brazilian Industrial Property Gazette (RPI).
Publicação antecipada
#3.2
12/24/1985
RPI 792
Pedido de patente depositado
#2.1
10/22/1985
RPI 783
Anuidade - prazo legal encerrado
#18.2
05/02/1995
RPI 1274
14.4
10/13/1992
RPI 1141
Concessão da patente
#16.1
11/26/1991
RPI 1095
Notificação para pagamento de retribuição
#13.1
07/16/1991
RPI 1076
Deferimento
#9.1
04/02/1991
RPI 1061
Exigência - art. 36 da LPI
#6.1
10/30/1990
RPI 1039
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