Carta-patente expirada
#21.1
Patente extinta em 23/09/2011
06/11/2013
RPI 2214
Application data
Number
PI9104063Type
Filing
Publication
The letters patent expired on 06/11/2013: 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: 06/11/2013. We update with every new RPI gazette, published weekly.
Applicants
Praxair Technology, Inc.
US
Union Carbide Industrial Gases Technology Corporation
US
Inventors
K. K. (pessoa física)
US
L. L. (pessoa física)
US
T. B. (pessoa física)
US
Publications in the Brazilian Industrial Property Gazette (RPI).
#21.1
Patente extinta em 23/09/2011
06/11/2013
RPI 2214
Ref. RPI 1512 de 28/12/1999 item (72)
11/04/2003
RPI 1713
#16.1
12/28/1999
RPI 1512
#9.1
07/06/1999
RPI 1487
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12/01/1998
RPI 1456
04/12/1994
RPI 1219
#4.1
10/05/1993
RPI 1192
06/01/1993
RPI 1174
06/01/1993
RPI 1174
#3.1
06/02/1992
RPI 1122
#2.1
10/29/1991
RPI 1091
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