Concessão da patente
#16.1
01/10/1989
RPI 951
Application data
Number
PI8301760Type
Filing
Publication
The letters patent expired on 07/01/2008: 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: 01/10/1989. We update with every new RPI gazette, published weekly.
Applicants
T. C. (pessoa física)
US
Inventors
B. L. (pessoa física)
K. J. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
01/10/1989
RPI 951
#13.1
07/26/1988
RPI 927
#9.1
04/12/1988
RPI 912
#4.1
04/01/1986
RPI 806
#3.1
12/13/1983
RPI 686
#2.1
05/24/1983
RPI 657
#21.1
Patente extinta em 30/03/98
07/01/2008
RPI 1956
From the same holder
Same category
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