Deferimento
#9.1
10/10/1989
RPI 990
Application data
Number
PI8202793Type
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: 10/10/1989. We update with every new RPI gazette, published weekly.
Applicants
C. W. (pessoa física)
US
Inventors
A. M. (pessoa física)
FR
J. B. (pessoa física)
FR
J. M. (pessoa física)
FR
Publications in the Brazilian Industrial Property Gazette (RPI).
#9.1
10/10/1989
RPI 990
#6.1
11/29/1988
RPI 945
#6.1
02/23/1988
RPI 905
#7.1
03/12/1985
RPI 751
#4.1
09/04/1984
RPI 724
#3.1
04/26/1983
RPI 653
#2.1
06/29/1982
RPI 610
#15.11
Procedimento automático de reclassificação. As classificações IPC anteriores eram: C03C 3/10; G02B 3/10.
03/27/2018
RPI 2464
#21.1
Patente extinta em 14/05/97
07/01/2008
RPI 1956
#16.1
04/24/1990
RPI 1015
#16.1
02/06/1990
RPI 1005
From the same holder
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.