16.3
10/18/1983
RPI 678
The letters patent expired on 11/30/1993: 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: 10/18/1983. We update with every new RPI gazette, published weekly.
Applicants
BUCHS METALLWERK AG
Inventors
B. R. (pessoa física)
R. H. (pessoa física)
S. K. (pessoa física)
Publications in the Brazilian Industrial Property Gazette (RPI).
10/18/1983
RPI 678
#16.1
07/26/1983
RPI 666
07/12/1983
RPI 664
#13.1
05/17/1983
RPI 656
#15.11
01/11/1983
RPI 638
#9.1
12/07/1982
RPI 633
12/22/1981
RPI 583
#21.1
11/30/1993
RPI 1200
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.