Exigência - art. 36 da LPI
#6.1
06/20/1989
RPI 974
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Official data from INPI
COMPÓSITO HIDROFÓBICO, PROCESSO PARA A PRODUÇÃO DO DITO COMPÓSITO E COMPOSIÇÃO DE REVESTIMENTO REPELENTE À ÁGUA.
Em ExigênciaInvention Patent
Application data
Number
PI8406908Type
Invention Patent
Filing
05/22/1984
Publication
05/21/1985
Progress at the INPI
- Filing05/22/84
- Publication05/21/85
- Examination11/26/85
- Allowance05/22/90
- Grant12/26/90
- Terminated09/12/95
The patent was granted on 12/26/1990 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: 06/20/1989. We update with every new RPI gazette, published weekly.
Applicants and inventors
Applicants
Craig Research Ltd.
CA
Inventors
C. C. (pessoa física)
CA
Technical data
IPC Classification
Priority claims
US
496.919 · 05/23/1983
US
PCT/84/00771 · 05/22/1984
Prosecution history
Publications in the Brazilian Industrial Property Gazette (RPI).
6.5
07/26/1988
RPI 927
Solicitação de exame técnico
#4.1
11/26/1985
RPI 788
Notificação de entrada na fase nacional - PCT
#1.3
05/21/1985
RPI 761
Anuidade - prazo legal encerrado
#18.2
09/12/1995
RPI 1293
Concessão da patente
#16.1
12/26/1990
RPI 1047
Notificação para pagamento de retribuição
#13.1
08/28/1990
RPI 1030
Deferimento
#9.1
05/22/1990
RPI 1019
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