Carta-patente expirada
#21.1
09/27/1988
RPI 936
The letters patent expired on 09/27/1988: 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: 09/27/1988. We update with every new RPI gazette, published weekly.
Applicants
VIDRARIA SANTA MARINA CO
Inventors
H. J. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#21.1
09/27/1988
RPI 936
#16.1
12/26/1984
RPI 740
#13.1
08/07/1984
RPI 720
#9.1
04/03/1984
RPI 702
#6.1
08/30/1983
RPI 671
#15.11
Procedimento automático de reclassificação. A classificação IPC anterior era E04B 5/55.
03/27/2018
RPI 2464
From the same holder
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.