Publicação do pedido de patente
#3.1
08/29/1989
RPI 984
Application data
Number
PI8806967Type
Filing
Publication
The letters patent expired on 12/18/2012: 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: 08/29/1989. We update with every new RPI gazette, published weekly.
Applicants
Praxair Technology, Inc.
US
U. C. (pessoa física)
US
Inventors
A. C. (pessoa física)
US
Publications in the Brazilian Industrial Property Gazette (RPI).
#3.1
08/29/1989
RPI 984
#2.1
05/02/1989
RPI 967
#21.1
Patente extinta em 16/11/2009
12/18/2012
RPI 2189
#16.1
11/16/1999
RPI 1506
#9.1
05/04/1999
RPI 1478
#6.1
10/27/1998
RPI 1451
#6.1
01/09/1996
RPI 1310
12/06/1994
RPI 1253
11/29/1994
RPI 1252
#4.1
01/29/1991
RPI 1052
From the same holder
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.