Exigência - art. 36 da LPI
#6.1
04/25/1989
RPI 966
Application data
Number
PI8304975Type
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: 04/25/1989. We update with every new RPI gazette, published weekly.
Applicants
Rohm And Haas Company
US
Inventors
C. C. (pessoa física)
T. S. (pessoa física)
US
IPC Classification
Priority claims
US
418.854 · 09/16/1982
Publications in the Brazilian Industrial Property Gazette (RPI).
#6.1
04/25/1989
RPI 966
#6.1
06/14/1988
RPI 921
09/15/1987
RPI 882
#4.1
08/12/1986
RPI 825
#3.1
09/04/1984
RPI 724
#2.1
11/08/1983
RPI 681
#21.1
Patente extinta em 14/09/98
07/01/2008
RPI 1956
#16.1
07/27/1993
RPI 1182
#13.1
05/18/1993
RPI 1172
#9.1
02/02/1993
RPI 1157
#6.1
07/30/1991
RPI 1078
From the same holder
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.