Concessão da patente
#16.1
10/24/1989
RPI 992
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Official data from INPI
COMPOSIÇÃO POLÍMERA PARA FORMAÇÃO DE REVESTIMENTOS OU LIGANTES ADESIVOS
ConcedidaInvention Patent
Application data
Number
PI8303174Type
Invention Patent
Filing
06/15/1983
Publication
01/31/1984
Progress at the INPI
- Filing06/15/83
- Publication01/31/84
- Examination04/01/86
- Allowance05/02/89
- Grant10/24/89
- Expired07/01/08
The letters patent expired on 07/01/2008: 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: 10/24/1989. We update with every new RPI gazette, published weekly.
Applicants and inventors
Applicants
Rohm And Haas Company
US
Inventors
T. H. (pessoa física)
US
Technical data
IPC Classification
Priority claims
US
391,659 · 06/24/1982
Prosecution history
Publications in the Brazilian Industrial Property Gazette (RPI).
Notificação para pagamento de retribuição
#13.1
09/05/1989
RPI 985
Deferimento
#9.1
05/02/1989
RPI 967
Exigência - art. 36 da LPI
#6.1
10/18/1988
RPI 939
6.2
08/18/1987
RPI 878
Solicitação de exame técnico
#4.1
04/01/1986
RPI 806
Publicação do pedido de patente
#3.1
01/31/1984
RPI 693
Pedido de patente depositado
#2.1
07/26/1983
RPI 666
Carta-patente expirada
#21.1
Patente extinta em 15/06/98
07/01/2008
RPI 1956
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