Carta-patente expirada
#21.1
Patente extinta em 27/11/2009
01/02/2013
RPI 2191
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Official data from INPI
"PLACA COMPOSTA DE ALUMÍNIO, PROCESSO PARA SUA PREPARAÇÃO E ALVO"
Arquivada/ExtintaInvention Patent
Application data
Number
PI8905955Type
Invention Patent
Filing
11/27/1989
Publication
06/19/1990
Progress at the INPI
- Filing11/27/89
- Publication06/19/90
- Examination08/04/92
- Allowance10/06/98
- Grant10/19/99
- Expired01/02/13
The letters patent expired on 01/02/2013: 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: 01/02/2013. We update with every new RPI gazette, published weekly.
Applicants and inventors
Applicants
Vaw Aluminium Ag.
DE
V. A. (pessoa física)
DE
Inventors
C. D. (pessoa física)
DE
H. Q. (pessoa física)
LI
N. S. (pessoa física)
DE
Prosecution history
Publications in the Brazilian Industrial Property Gazette (RPI).
Concessão da patente
#16.1
10/19/1999
RPI 1502
Deferimento
#9.1
10/06/1998
RPI 1450
Exigência - art. 36 da LPI
#6.1
05/19/1998
RPI 1430
14.4
03/30/1993
RPI 1165
Solicitação de exame técnico
#4.1
08/04/1992
RPI 1131
Publicação do pedido de patente
#3.1
06/19/1990
RPI 1023
Pedido de patente depositado
#2.1
03/27/1990
RPI 1011
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