Publicação do pedido de patente
#3.1
04/18/1989
RPI 965
Application data
Number
PI8804720Type
Filing
Publication
The letters patent expired on 09/02/2008: 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: 04/18/1989. We update with every new RPI gazette, published weekly.
Applicants
D. C. (pessoa física)
US
Inventors
D. B. (pessoa física)
US
F. O. (pessoa física)
US
Publications in the Brazilian Industrial Property Gazette (RPI).
#3.1
04/18/1989
RPI 965
#2.1
01/31/1989
RPI 954
#21.1
Patente extinta em 13/09/2003
09/02/2008
RPI 1965
#16.1
03/28/1995
RPI 1269
#13.1
11/29/1994
RPI 1252
#9.1
08/02/1994
RPI 1235
#6.1
03/08/1994
RPI 1214
#4.1
06/15/1993
RPI 1176
#4.2
07/02/1991
RPI 1074
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