Carta-patente expirada
#21.1
Patente extinta em 22/08/2004
12/22/2009
RPI 2033
Application data
Number
PI8904213Type
Filing
Publication
The letters patent expired on 12/22/2009: 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: 12/22/2009. We update with every new RPI gazette, published weekly.
Applicants
Gencorp Inc
US
Inventors
D. A. (pessoa física)
US
R. D. (pessoa física)
US
Publications in the Brazilian Industrial Property Gazette (RPI).
#21.1
Patente extinta em 22/08/2004
12/22/2009
RPI 2033
#16.1
12/27/1994
RPI 1256
#13.1
10/04/1994
RPI 1244
#9.1
05/31/1994
RPI 1226
#6.1
10/13/1993
RPI 1193
#4.1
10/13/1992
RPI 1141
#3.1
10/02/1990
RPI 1035
#2.1
04/17/1990
RPI 1014
From the same holder
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.