Concessão da patente
#16.1
07/25/1989
RPI 979
The letters patent expired on 10/03/1995: 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: 07/25/1989. We update with every new RPI gazette, published weekly.
Applicants
D. Z. (pessoa física)
SP, BR
Inventors
Z. [. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
07/25/1989
RPI 979
#13.1
02/21/1989
RPI 957
#9.1
11/01/1988
RPI 941
#6.1
04/19/1988
RPI 913
#4.1
12/10/1985
RPI 790
#3.2
09/03/1985
RPI 776
#2.1
08/27/1985
RPI 775
#21.1
10/03/1995
RPI 1296
From the same holder
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.