Concessão da patente
#16.1
07/30/1985
RPI 771
Application data
Number
PI8102204Type
Filing
Publication
The letters patent expired on 10/01/1996: 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: 07/30/1985. We update with every new RPI gazette, published weekly.
Applicants
X. C. (pessoa física)
US
Inventors
B. L. (pessoa física)
F. K. (pessoa física)
P. D. (pessoa física)
W. A. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
07/30/1985
RPI 771
#13.1
04/23/1985
RPI 757
#15.11
01/08/1985
RPI 742
#9.1
01/02/1985
RPI 741
#6.1
07/10/1984
RPI 716
#4.1
12/06/1983
RPI 685
#3.1
11/24/1981
RPI 579
#21.1
10/01/1996
RPI 1348
From the same holder
Same category
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