Concessão da patente
#16.1
08/31/1982
RPI 619
The letters patent expired on 07/27/1993: 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: 08/31/1982. We update with every new RPI gazette, published weekly.
Applicants
EVVA WERK GMBH & CO KG
Inventors
P. K. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
08/31/1982
RPI 619
#13.1
03/02/1982
RPI 593
#9.1
10/20/1981
RPI 574
#21.1
07/27/1993
RPI 1182
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.