Publicação do pedido de patente
#3.1
10/03/1989
RPI 989
Application data
Number
PI8900467Type
Filing
Publication
The letters patent expired on 12/18/2012: 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: 10/03/1989. We update with every new RPI gazette, published weekly.
Applicants
D. C. (pessoa física)
US
Inventors
E. R. (pessoa física)
US
K. D. (pessoa física)
US
Publications in the Brazilian Industrial Property Gazette (RPI).
#3.1
10/03/1989
RPI 989
#2.1
03/28/1989
RPI 962
#21.1
Patente extinta em 02/02/2009
12/18/2012
RPI 2189
#16.1
01/21/1998
RPI 1413
#13.1
09/23/1997
RPI 1399
#9.1
03/04/1997
RPI 1370
#6.1
06/11/1996
RPI 1332
#4.1
11/05/1991
RPI 1092
From the same holder
Same category
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