6.2
03/04/1987
RPI 854
Application data
Number
PI8304762Type
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: 03/04/1987. We update with every new RPI gazette, published weekly.
Applicants
G. C. (pessoa física)
US
Inventors
J. C. (pessoa física)
US
IPC Classification
Priority claims
US
414,936 · 09/03/1982
US
508,266 · 06/24/1983
Publications in the Brazilian Industrial Property Gazette (RPI).
03/04/1987
RPI 854
#4.1
07/29/1986
RPI 823
#3.1
04/10/1984
RPI 703
#2.1
11/01/1983
RPI 680
#21.1
Patente extinta em 31/08/98
07/01/2008
RPI 1956
#16.1
09/28/1993
RPI 1191
#13.1
08/24/1993
RPI 1186
#9.1
04/06/1993
RPI 1166
#7.1
09/18/1990
RPI 1033
From the same holder
Same category
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