Pedido de certificado de adição de invenção
#5.1
12/02/1986
RPI 841
Application data
Number
PI8503011Type
Filing
Publication
The letters patent expired on 07/15/2008: 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: 12/02/1986. We update with every new RPI gazette, published weekly.
Applicants
Air Products And Chemicals Inc.
US
GAA Engineered Systems Inc.
US
Inventors
B. G. (pessoa física)
US
Publications in the Brazilian Industrial Property Gazette (RPI).
#5.1
12/02/1986
RPI 841
#4.1
08/05/1986
RPI 824
#3.1
03/11/1986
RPI 803
#2.1
09/10/1985
RPI 777
#21.1
Patente extinta em 18/06/2000
07/15/2008
RPI 1958
#16.1
02/18/1992
RPI 1107
#13.1
10/29/1991
RPI 1091
#9.1
07/02/1991
RPI 1074
#6.1
01/22/1991
RPI 1051
#6.1
05/08/1990
RPI 1017
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