Pedido de patente depositado
#2.1
08/01/1989
RPI 980
Application data
Number
PI8902921Type
Filing
Publication
The letters patent expired on 12/26/2012: 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: 08/01/1989. We update with every new RPI gazette, published weekly.
Applicants
O. C. (pessoa física)
US
Inventors
D. C. (pessoa física)
US
K. W. (pessoa física)
US
R. I. (pessoa física)
US
Publications in the Brazilian Industrial Property Gazette (RPI).
#2.1
08/01/1989
RPI 980
#21.1
Patente extinta em 10/07/2011
12/26/2012
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#16.1
07/10/2001
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02/28/2001
RPI 1573
Complementar a 9ª anuidade de acordo com a tabela vigente.
10/26/1999
RPI 1503
#9.1
07/27/1999
RPI 1490
#6.1
11/03/1998
RPI 1452
#6.1
06/02/1998
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10/16/1990
RPI 1037
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02/06/1990
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