Pedido de licença compulsória
#20.1
02/18/1986
RPI 800
The letters patent expired on 05/03/1994: 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: 02/18/1986. We update with every new RPI gazette, published weekly.
Applicants
UNIROYAL INC
Inventors
P. W. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#20.1
02/18/1986
RPI 800
02/12/1986
RPI 799
#16.1
03/27/1984
RPI 701
#13.1
01/24/1984
RPI 692
#9.1
10/11/1983
RPI 677
#6.1
01/18/1983
RPI 639
11/10/1981
RPI 577
#21.1
05/03/1994
RPI 1222
#20.1
05/04/1993
RPI 1170
From the same holder
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.