Solicitação de exame técnico
#4.1
10/25/1988
RPI 940
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Official data from INPI
PROCESSO PARA A COAGULAÇÃO DE UM LÁTEX AQUOSO DE POLÍMERO, E, PLACA POLIMÉRICA SÓLIDA TRANSPARENTE E LÍMPIDA
Em AnáliseInvention Patent
Application data
Number
PI8600029Type
Invention Patent
Filing
01/07/1986
Publication
09/23/1986
Progress at the INPI
- Filing01/07/86
- Publication09/23/86
- Examination10/25/88
- Allowance04/30/91
- Grant11/26/91
- Terminated09/26/95
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: 10/25/1988. We update with every new RPI gazette, published weekly.
Applicants and inventors
Applicants
Rohm And Haas Company
US
Inventors
J. H. (pessoa física)
US
Prosecution history
Publications in the Brazilian Industrial Property Gazette (RPI).
Publicação do pedido de patente
#3.1
09/23/1986
RPI 831
Pedido de patente depositado
#2.1
04/15/1986
RPI 808
Anuidade - prazo legal encerrado
#18.2
09/26/1995
RPI 1295
Concessão da patente
#16.1
11/26/1991
RPI 1095
Republicação - classificação IPC
#15.11
11/12/1991
RPI 1093
Notificação para pagamento de retribuição
#13.1
08/13/1991
RPI 1080
Deferimento
#9.1
04/30/1991
RPI 1065
Exigência - art. 36 da LPI
#6.1
10/23/1990
RPI 1038
6.2
01/02/1990
RPI 1000
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