Concessão da patente
#16.1
12/29/1987
RPI 897
Application data
Number
PI8108060Type
Filing
Publication
The patent is in force and subject to a compulsory licence request: third parties have asked for authorisation to exploit the technology.
Protection valid until:12/11/2001
Latest action published by the INPI: 12/29/1987. We update with every new RPI gazette, published weekly.
Applicants
Ashland Inc
US
Inventors
B. R. (pessoa física)
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
12/29/1987
RPI 897
#13.1
11/24/1987
RPI 892
#9.1
08/04/1987
RPI 876
#6.1
07/31/1984
RPI 719
#4.1
09/20/1983
RPI 674
#3.1
09/21/1982
RPI 622
#2.1
02/02/1982
RPI 589
12/19/1995
RPI 1307
11/23/1993
RPI 1199
From the same holder
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.