14.4
05/24/1988
RPI 918
Application data
Number
PI8605493Type
Filing
Publication
The letters patent expired on 07/22/2008: 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: 05/24/1988. We update with every new RPI gazette, published weekly.
Applicants
PPG Industries (France) S.A.
FR
Inventors
J. R. (pessoa física)
FR
P. F. (pessoa física)
FR
R. S. (pessoa física)
US
Y. D. (pessoa física)
FR
IPC Classification
Priority claims
FR
EP 85400374.6 · 02/27/1985
Publications in the Brazilian Industrial Property Gazette (RPI).
05/24/1988
RPI 918
#4.1
07/28/1987
RPI 875
#1.3
04/22/1987
RPI 861
#21.1
Patente extinta em 26/02/2001
07/22/2008
RPI 1959
#16.1
05/31/1994
RPI 1226
#9.1
10/19/1993
RPI 1194
#6.1
02/09/1993
RPI 1158
#6.1
12/17/1991
RPI 1098
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Same category
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