Pedido de patente depositado
#2.1
06/06/1989
RPI 972
Application data
Number
PI8901963Type
Filing
Publication
The letters patent expired on 12/15/2009: 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: 06/06/1989. We update with every new RPI gazette, published weekly.
Applicants
PPG INDUSTRIES, INC.
US
PPG Industries Ohio, INC
US
Inventors
S. Z. (pessoa física)
US
V. C. (pessoa física)
US
Publications in the Brazilian Industrial Property Gazette (RPI).
#2.1
06/06/1989
RPI 972
#21.1
Patente extinta em 26/04/2004
12/15/2009
RPI 2032
#25.1
Transferido de: PPG Industries, Inc.
07/05/2005
RPI 1800
#16.1
04/29/1997
RPI 1378
#13.1
03/11/1997
RPI 1371
#9.1
07/16/1996
RPI 1337
#6.1
01/31/1995
RPI 1261
#4.1
11/12/1991
RPI 1093
#3.1
04/10/1990
RPI 1013
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