Publicação do pedido de patente
#3.1
05/03/1988
RPI 915
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Official data from INPI
"COMPOSIÇÃO DE URETANO CURÁVEL A BAIXA TEMPERATURA; COMPOSIÇÃO DE PLASTISOL;PROCESSO DE FORMAÇÃO DE UMA MASSA TERMOFIXA E DE UMA MASSA HOMOGÊNEA SILIDIFICADA.
PublicadaInvention Patent
Application data
Number
PI8704753Type
Invention Patent
Filing
09/14/1987
Publication
05/03/1988
Progress at the INPI
- Filing09/14/87
- Publication05/03/88
- Examination10/05/93
- Allowance
- Grant
- In force
Published on 05/03/1988, the application is awaiting technical examination at the INPI, which decides whether the invention meets the patentability requirements.
Latest action published by the INPI: 05/03/1988. We update with every new RPI gazette, published weekly.
Applicants and inventors
Applicants
W. R. Grace & Conn.
US
Inventors
S. L. (pessoa física)
US
T. (pessoa física)
Technical data
IPC Classification
Priority claims
US
909.041 · 09/18/1986
Prosecution history
Publications in the Brazilian Industrial Property Gazette (RPI).
Pedido de patente depositado
#2.1
12/01/1987
RPI 893
Retificação
#15.3
04/30/1996
RPI 1326
Solicitação de exame técnico
#4.1
10/05/1993
RPI 1192
14.4
07/20/1993
RPI 1181
15.9
06/15/1993
RPI 1176
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