Pedido de patente depositado
#2.1
11/07/1989
RPI 994
Application data
Number
PI8903681Type
Filing
Publication
The letters patent expired on 12/22/2009: 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: 11/07/1989. We update with every new RPI gazette, published weekly.
Applicants
Unilever N.V
NL
Inventors
C. L. (pessoa física)
GB
K. E. (pessoa física)
GB
P. B. (pessoa física)
GB
Publications in the Brazilian Industrial Property Gazette (RPI).
#2.1
11/07/1989
RPI 994
#15.11
Procedimento automático de reclassificação. As classificações IPC anteriores eram: B32B 31/20; B32B 3/10; A47K 7/03; A47L 17/08.
03/27/2018
RPI 2464
#21.1
Patente extinta em 25/07/2004
12/22/2009
RPI 2033
#16.1
12/27/1994
RPI 1256
#13.1
10/18/1994
RPI 1246
#9.1
06/14/1994
RPI 1228
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05/12/1992
RPI 1119
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03/13/1990
RPI 1009
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