Carta-patente expirada
#21.1
Patente extinta em 07/03/2005
05/11/2010
RPI 2053
Application data
Number
PI9001081Type
Filing
Publication
The letters patent expired on 05/11/2010: 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: 05/11/2010. We update with every new RPI gazette, published weekly.
Applicants
Praxair Technology, Inc.
US
Union Carbide Industrial Gases Technology Corporation
US
Inventors
A. E. (pessoa física)
US
J. W. (pessoa física)
US
R. S. (pessoa física)
US
T. G. (pessoa física)
US
Publications in the Brazilian Industrial Property Gazette (RPI).
#21.1
Patente extinta em 07/03/2005
05/11/2010
RPI 2053
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06/09/1992
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05/29/1990
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