Publicação do pedido de patente
#3.1
11/17/1987
RPI 891
Application data
Number
PI8603378Type
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: 11/17/1987. We update with every new RPI gazette, published weekly.
Applicants
National Coupling Company, Inc.
US
Inventors
R. I. (pessoa física)
US
Publications in the Brazilian Industrial Property Gazette (RPI).
#3.1
11/17/1987
RPI 891
#2.1
12/16/1986
RPI 843
#21.1
Patente extinta em 17/07/2001
07/22/2008
RPI 1959
#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
#4.1
05/29/1990
RPI 1020
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