6.2
05/30/1989
RPI 971
Application data
Number
PI8501521Type
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: 05/30/1989. We update with every new RPI gazette, published weekly.
Applicants
I. C. (pessoa física)
US
Inventors
C. G. (pessoa física)
US
Publications in the Brazilian Industrial Property Gazette (RPI).
05/30/1989
RPI 971
#4.1
10/06/1987
RPI 885
#3.1
11/26/1985
RPI 788
#2.1
06/25/1985
RPI 766
#21.1
Patente extinta em 02/04/2000
07/15/2008
RPI 1958
#16.1
06/29/1993
RPI 1178
#13.1
04/20/1993
RPI 1168
#9.1
12/01/1992
RPI 1148
#15.11
04/07/1992
RPI 1114
#6.1
03/03/1992
RPI 1109
From the same holder
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.