Carta-patente expirada
#21.1
Patente extinta em 31/08/2004
12/22/2009
RPI 2033
Application data
Number
PI8904406Type
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
Baltimore Aircoil Company, Inc
US
Inventors
R. J. (pessoa física)
US
V. K. (pessoa física)
US
Publications in the Brazilian Industrial Property Gazette (RPI).
#21.1
Patente extinta em 31/08/2004
12/22/2009
RPI 2033
#16.1
05/31/1994
RPI 1226
#9.1
11/03/1993
RPI 1196
#4.1
02/19/1991
RPI 1055
#3.1
10/02/1990
RPI 1035
#2.1
01/09/1990
RPI 1001
From the same holder
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