Publicação do pedido de patente
#3.1
11/28/1989
RPI 997
Application data
Number
PI8901871Type
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: 11/28/1989. We update with every new RPI gazette, published weekly.
Applicants
PPG Industries Inc
US
PPG Industries Ohio, INC
US
Inventors
G. M. (pessoa física)
US
R. Z. (pessoa física)
US
R. S. (pessoa física)
US
Publications in the Brazilian Industrial Property Gazette (RPI).
#3.1
11/28/1989
RPI 997
#2.1
05/30/1989
RPI 971
#21.1
Patente extinta em 20/04/2009
12/26/2012
RPI 2190
#25.1
Transferido de: PPG Industries, Inc.
07/05/2005
RPI 1800
#16.1
08/25/1998
RPI 1444
#9.1
08/26/1997
RPI 1395
#6.1
11/12/1996
RPI 1354
#4.1
06/18/1991
RPI 1072
From the same holder
Same category
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