102
11/21/1989
RPI 996
Application data
Number
PI8003406Type
Filing
Publication
The letters patent expired on 09/12/1995: 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: 11/21/1989. We update with every new RPI gazette, published weekly.
Applicants
A. K. (pessoa física)
JP
Inventors
K. K. (pessoa física)
JP
T. O. (pessoa física)
JP
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
11/21/1989
RPI 996
#12.3
05/02/1989
RPI 967
01/17/1989
RPI 952
#6.1
08/04/1987
RPI 876
#7.1
02/20/1985
RPI 748
#4.1
11/08/1983
RPI 681
#3.1
02/02/1982
RPI 589
#21.1
09/12/1995
RPI 1293
#16.1
09/25/1990
RPI 1034
#13.1
07/24/1990
RPI 1025
#9.1
03/13/1990
RPI 1009
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.