Pedido de patente depositado
#2.1
07/04/1989
RPI 976
Application data
Number
PI8902265Type
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: 07/04/1989. We update with every new RPI gazette, published weekly.
Applicants
T. W. (pessoa física)
US
Inventors
R. J. (pessoa física)
US
Publications in the Brazilian Industrial Property Gazette (RPI).
#2.1
07/04/1989
RPI 976
#21.1
Patente extinta em 29/06/2009
12/26/2012
RPI 2190
#16.1
06/29/1999
RPI 1486
#9.1
09/29/1998
RPI 1449
#6.1
04/22/1998
RPI 1426
#4.1
10/02/1990
RPI 1035
#3.1
03/01/1990
RPI 1007
From the same holder
Same category
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