Concessão da patente
#16.1
03/26/1985
RPI 753
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Official data from INPI
POLIMERIZAÇÃO PARA FORMAR GRÂNULOS DE POLIÉSTER INSATURADO E RETICULADO.
ConcedidaInvention Patent
Application data
Number
PI8008969Type
Invention Patent
Filing
11/24/1980
Publication
10/20/1981
Progress at the INPI
- Filing11/24/80
- Publication10/20/81
- Examination05/25/82
- Allowance08/07/84
- Grant03/26/85
- Expired12/26/95
The letters patent expired on 12/26/1995: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.
Talk to a specialistLatest action published by the INPI: 03/26/1985. We update with every new RPI gazette, published weekly.
Applicants and inventors
Applicants
Dulox Holdings Limited
AU
Dulux Australia Ltd
AU
Inventors
B. M. (pessoa física)
B. W. (pessoa física)
Technical data
IPC Classification
Priority claims
AU
PCT/80/00097 · 11/24/1980
AU
PE 1643 · 12/07/1979
Prosecution history
Publications in the Brazilian Industrial Property Gazette (RPI).
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
01/17/1984
RPI 691
Solicitação de exame técnico
#4.1
05/25/1982
RPI 605
Notificação de entrada na fase nacional - PCT
#1.3
10/20/1981
RPI 574
Carta-patente expirada
#21.1
12/26/1995
RPI 1308
20.4
10/20/1992
RPI 1142
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