Pedido de patente depositado
#2.1
10/31/1989
RPI 993
Application data
Number
PI8903423Type
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: 10/31/1989. We update with every new RPI gazette, published weekly.
Applicants
Peroxid-Chemie GmbH
DE
Inventors
E. R. (pessoa física)
DE
H. A. (pessoa física)
DE
M. G. (pessoa física)
DE
W. J. (pessoa física)
DE
Publications in the Brazilian Industrial Property Gazette (RPI).
#2.1
10/31/1989
RPI 993
#21.1
Patente extinta em 08/02/2010
12/26/2012
RPI 2190
#16.1
02/08/2000
RPI 1518
#9.1
09/21/1999
RPI 1498
#6.1
03/16/1999
RPI 1471
#6.1
04/22/1998
RPI 1426
#4.1
11/27/1990
RPI 1043
#3.1
02/13/1990
RPI 1006
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