Carta-patente expirada
#21.1
Patente extinta em 21/02/2010
01/08/2013
RPI 2192
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Official data from INPI
COMPOSIÇÃO DE BORRACHA QUE PODE SER RETICULADA POR AQUECIMENTO.
Arquivada/ExtintaInvention Patent
Application data
Number
PI9000819Type
Invention Patent
Filing
02/21/1990
Publication
02/05/1991
Progress at the INPI
- Filing02/21/90
- Publication02/05/91
- Examination06/15/93
- Allowance09/15/98
- Grant02/23/99
- Expired01/08/13
The letters patent expired on 01/08/2013: 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: 01/08/2013. We update with every new RPI gazette, published weekly.
Applicants and inventors
Applicants
The Goodyear Tire & Rubber Company
US
Inventors
A. W. (pessoa física)
US
D. P. (pessoa física)
US
H. C. (pessoa física)
US
Prosecution history
Publications in the Brazilian Industrial Property Gazette (RPI).
Concessão da patente
#16.1
02/23/1999
RPI 1468
Deferimento
#9.1
09/15/1998
RPI 1447
Exigência - art. 36 da LPI
#6.1
04/14/1998
RPI 1425
Exigência - art. 36 da LPI
#6.1
09/24/1996
RPI 1347
Solicitação de exame técnico
#4.1
06/15/1993
RPI 1176
Publicação do pedido de patente
#3.1
02/05/1991
RPI 1053
Pedido de patente depositado
#2.1
06/05/1990
RPI 1021
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