Publicação do pedido de patente
#3.1
09/12/1989
RPI 986
Application data
Number
PI8900160Type
Filing
Publication
The letters patent expired on 12/15/2009: 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: 09/12/1989. We update with every new RPI gazette, published weekly.
Applicants
N. C. (pessoa física)
US
Inventors
J. R. (pessoa física)
R. Z. (pessoa física)
S. M. (pessoa física)
Publications in the Brazilian Industrial Property Gazette (RPI).
#3.1
09/12/1989
RPI 986
#2.1
02/28/1989
RPI 958
#21.1
Patente extinta em 13/01/2004
12/15/2009
RPI 2032
#16.1
09/29/1992
RPI 1139
#13.1
07/28/1992
RPI 1130
#9.1
03/10/1992
RPI 1110
#4.1
06/19/1990
RPI 1023
From the same holder
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.