Concessão da patente
#16.1
05/31/1988
RPI 919
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Official data from INPI
PROCESSO APERFEIÇOADO DE POLIMERIZAÇÃO CONTÍNUA EM EMULSÃO
ConcedidaInvention Patent
Application data
Number
PI8205290Type
Invention Patent
Filing
09/10/1982
Publication
08/16/1983
Progress at the INPI
- Filing09/10/82
- Publication08/16/83
- Examination08/06/85
- Allowance11/10/87
- Grant05/31/88
- 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: 05/31/1988. We update with every new RPI gazette, published weekly.
Applicants and inventors
Applicants
The Goodyear Tire & Rubber Company
US
Inventors
R. G. (pessoa física)
US
Technical data
IPC Classification
Priority claims
US
304.743 · 09/23/1981
Prosecution history
Publications in the Brazilian Industrial Property Gazette (RPI).
Notificação para pagamento de retribuição
#13.1
03/01/1988
RPI 906
Deferimento
#9.1
11/10/1987
RPI 890
Exigência - art. 36 da LPI
#6.1
03/10/1987
RPI 855
Solicitação de exame técnico
#4.1
08/06/1985
RPI 772
Publicação do pedido de patente
#3.1
08/16/1983
RPI 669
Pedido de patente depositado
#2.1
10/26/1982
RPI 627
Carta-patente expirada
#21.1
Patente extinta em 10/09/97
07/01/2008
RPI 1956
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