Concessão da patente
#16.1
03/28/1989
RPI 962
Application data
Number
PI8208006Type
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: 03/28/1989. We update with every new RPI gazette, published weekly.
Applicants
The Dow Chemical Company
US
Inventors
S. [. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
03/28/1989
RPI 962
#13.1
12/13/1988
RPI 947
08/23/1988
RPI 931
#13.1
05/10/1988
RPI 916
#9.1
12/29/1987
RPI 897
#6.1
06/02/1987
RPI 867
#7.1
09/10/1985
RPI 777
#4.1
02/26/1985
RPI 749
#1.3
10/18/1983
RPI 678
#21.1
Patente extinta em 19/11/97
07/01/2008
RPI 1956
From the same holder
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.