Publicação do pedido de patente
#3.1
10/31/1989
RPI 993
Application data
Number
PI8801563Type
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: 10/31/1989. We update with every new RPI gazette, published weekly.
Applicants
Unilever N.V.
NL
Inventors
J. K. (pessoa física)
US
M. H. (pessoa física)
US
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#3.1
10/31/1989
RPI 993
#2.1
08/02/1988
RPI 928
#21.1
Patente extinta em 04/04/2003
09/02/2008
RPI 1965
#15.11
02/12/1997
RPI 1367
#16.1
01/30/1996
RPI 1313
#13.1
11/14/1995
RPI 1302
#9.1
07/04/1995
RPI 1283
#4.1
05/21/1991
RPI 1068
From the same holder
Same category
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