Anuidade - prazo legal encerrado
#18.2
06/21/1988
RPI 922
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Official data from INPI
PROCESSO DE COPOLIMERIZAÇÃO EM BLOCO.
Em AnáliseInvention Patent
Progress at the INPI
- Filing07/23/80
- Publication
- Examination
- Allowance05/02/84
- Grant11/27/84
- Terminated06/21/88
The patent was granted on 11/27/1984 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: 06/21/1988. We update with every new RPI gazette, published weekly.
Applicants and inventors
Applicants
El Paso Polyolefins Company
Inventors
Z. E. (pessoa física)
Technical data
IPC Classification
Priority claims
DE
064.961 · 07/27/1979
Prosecution history
Publications in the Brazilian Industrial Property Gazette (RPI).
Cessão de direito de exploração
#22.1
12/10/1985
RPI 790
Concessão da patente
#16.1
11/27/1984
RPI 736
Notificação para pagamento de retribuição
#13.1
08/21/1984
RPI 722
Deferimento
#9.1
05/02/1984
RPI 706
8.1
03/20/1984
RPI 700
Exigência - art. 36 da LPI
#6.1
09/06/1983
RPI 672
6.2
11/30/1982
RPI 632
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