Solicitação de exame técnico
#4.1
05/17/1988
RPI 917
Application data
Number
PI8602264Type
Filing
Publication
The letters patent expired on 07/22/2008: 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: 05/17/1988. We update with every new RPI gazette, published weekly.
Applicants
Praxair Technology INC
US
Union Carbide Industrial Gases Technology Corporation
US
Inventors
I. M. (pessoa física)
US
Publications in the Brazilian Industrial Property Gazette (RPI).
#4.1
05/17/1988
RPI 917
#3.1
01/21/1987
RPI 848
#2.1
11/11/1986
RPI 838
#21.1
Patente extinta em 19/05/2001
07/22/2008
RPI 1959
#25.4
Alterado de: Union Carbide Industrial Gases Technology Corporation
12/08/1998
RPI 1457
#25.7
Alterada a sede conforme petição INPI/RJ nº 016295 de 07/06/1995
12/08/1998
RPI 1457
#25.7
Alterada a sede conforme petição INPI/RJ nº 016295 de 07/06/95.
10/27/1998
RPI 1451
#16.1
01/31/1995
RPI 1261
#13.1
11/08/1994
RPI 1249
#9.1
07/12/1994
RPI 1232
#7.1
10/13/1993
RPI 1193
06/08/1993
RPI 1175
06/01/1993
RPI 1174
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