Concessão da patente
#16.1
11/25/1986
RPI 840
Progress at the INPI
- Filing03/06/81
- Publication
- Examination09/20/83
- Allowance04/08/86
- Grant11/25/86
- Expired09/24/96
The letters patent expired on 09/24/1996: 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: 11/25/1986. We update with every new RPI gazette, published weekly.
Applicants and inventors
Applicants
The Goodyear Tire & Rubber Company
US
Inventors
G. J. (pessoa física)
H. R. (pessoa física)
S. B. (pessoa física)
Technical data
IPC Classification
Prosecution history
Publications in the Brazilian Industrial Property Gazette (RPI).
Notificação para pagamento de retribuição
#13.1
08/12/1986
RPI 825
Deferimento
#9.1
04/08/1986
RPI 807
Republicação - classificação IPC
#15.11
06/18/1985
RPI 765
Exigência - art. 36 da LPI
#6.1
04/30/1985
RPI 758
Exigência - art. 36 da LPI
#6.1
06/05/1984
RPI 711
Solicitação de exame técnico
#4.1
09/20/1983
RPI 674
Carta-patente expirada
#21.1
09/24/1996
RPI 1347
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