Publicação do pedido de patente
#3.1
11/14/1989
RPI 995
Application data
Number
PI8901553Type
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: 11/14/1989. 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
M. J. (pessoa física)
US
Publications in the Brazilian Industrial Property Gazette (RPI).
#3.1
11/14/1989
RPI 995
#2.1
05/16/1989
RPI 969
#21.1
Patente extinta em 03/04/2004
12/15/2009
RPI 2032
#25.1
Transferido de: PPG Industries, Inc.
06/21/2005
RPI 1798
#16.1
03/26/1996
RPI 1321
#9.1
08/08/1995
RPI 1288
#6.1
09/13/1994
RPI 1241
#4.1
04/02/1991
RPI 1061
From the same holder
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.