Concessão da patente
#16.1
03/26/1985
RPI 753
The letters patent expired on 11/22/1994: 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: 03/26/1985. We update with every new RPI gazette, published weekly.
Applicants
PHILIPS BRASIL LTD [BR]
Inventors
M. V. (pessoa física)
O. E. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
03/26/1985
RPI 753
#13.1
12/11/1984
RPI 738
#9.1
08/21/1984
RPI 722
#6.1
01/24/1984
RPI 692
#4.1
03/01/1983
RPI 645
#3.1
09/21/1982
RPI 622
#21.1
11/22/1994
RPI 1251
From the same holder
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.