Carta-patente expirada
#21.1
09/21/1993
RPI 1190
The letters patent expired on 09/21/1993: 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: 09/21/1993. We update with every new RPI gazette, published weekly.
Applicants
USS ENG & CONSULT
Inventors
J. W. (pessoa física)
IPC Classification
No IPC classification.
Publications in the Brazilian Industrial Property Gazette (RPI).
#21.1
09/21/1993
RPI 1190
From the same holder
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.