Concessão da patente
#16.1
04/28/1987
RPI 862
Application data
Number
PI8201779Type
Filing
Publication
The letters patent expired on 07/01/2008: 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: 04/28/1987. We update with every new RPI gazette, published weekly.
Applicants
S. A. (pessoa física)
DE
Inventors
H. N. (pessoa física)
DE
K. Z. (pessoa física)
DE
R. R. (pessoa física)
DE
IPC Classification
Priority claims
DE
G 81 09 388.8 · 03/30/1981
DE
P 31 12 505.0 · 03/30/1981
DE
P 31 12 527.1 · 03/30/1981
DE
P 31 12 620.0 · 03/30/1981
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
04/28/1987
RPI 862
#13.1
12/02/1986
RPI 841
#9.1
08/12/1986
RPI 825
#6.1
09/10/1985
RPI 777
#4.1
01/08/1985
RPI 742
#3.1
03/01/1983
RPI 645
#2.1
05/18/1982
RPI 604
#21.1
Patente extinta em 29/03/97
07/01/2008
RPI 1956
From the same holder
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.