Publicação do pedido de patente
#3.1
07/19/1988
RPI 926
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Official data from INPI
COMPOSIÇÕES DE POLÍMEROS EM DISPERSÃO NÃO AQUOSA, COM ALTA RESISTÊNCIA AO INTEMPERISMO E PROCESSO PARA PREPARAÇÃO DE DISPERSÕES NÃO AQUOSAS DE POLÍMEROS.
PublicadaInvention Patent
Application data
Number
PI8706741Type
Invention Patent
Filing
12/11/1987
Publication
07/19/1988
Progress at the INPI
- Filing12/11/87
- Publication07/19/88
- Examination11/06/90
- Allowance01/18/94
- Abandoned
- In force
The application was allowed on 01/18/1994 but abandoned for failure to pay the grant fee (art. 38 of the Brazilian IP Act). The letters patent were never issued.
Talk to a specialistLatest action published by the INPI: 07/19/1988. We update with every new RPI gazette, published weekly.
Applicants and inventors
Applicants
Rohm And Haas Company
US
Inventors
W. H. (pessoa física)
Technical data
IPC Classification
Prosecution history
Publications in the Brazilian Industrial Property Gazette (RPI).
Pedido de patente depositado
#2.1
03/29/1988
RPI 910
Arquivamento - Art. 38 §2° da LPI
#11.4
10/18/1994
RPI 1246
Notificação para pagamento de retribuição
#13.1
05/10/1994
RPI 1223
Deferimento
#9.1
01/18/1994
RPI 1207
Exigência - art. 36 da LPI
#6.1
06/16/1992
RPI 1124
Solicitação de exame técnico
#4.1
11/06/1990
RPI 1040
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