Carta-patente expirada
#21.1
Patente extinta em 22/08/2010
01/29/2013
RPI 2195
Application data
Number
PI9004157Type
Filing
Publication
The letters patent expired on 01/29/2013: 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: 01/29/2013. We update with every new RPI gazette, published weekly.
Applicants
Air Products And Chemicals, Inc
US
Inventors
C. M. (pessoa física)
US
D. P. (pessoa física)
US
Publications in the Brazilian Industrial Property Gazette (RPI).
#21.1
Patente extinta em 22/08/2010
01/29/2013
RPI 2195
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11/24/1998
RPI 1455
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09/23/1997
RPI 1399
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07/09/1996
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11/16/1993
RPI 1198
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11/12/1991
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02/26/1991
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