20.4
12/01/1987
RPI 893
Application data
Number
PI8203419Type
Filing
Publication
The patent was granted on 05/28/1985 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.
Talk to a specialistLatest action published by the INPI: 12/01/1987. We update with every new RPI gazette, published weekly.
Applicants
B. C. (pessoa física)
US
Inventors
A. A. (pessoa física)
US
E. D. (pessoa física)
US
W. H. (pessoa física)
US
Publications in the Brazilian Industrial Property Gazette (RPI).
12/01/1987
RPI 893
#20.1
11/24/1987
RPI 892
#16.1
05/28/1985
RPI 762
#13.1
04/09/1985
RPI 755
#9.1
12/04/1984
RPI 737
#6.1
06/05/1984
RPI 711
#4.1
10/11/1983
RPI 677
#3.1
06/07/1983
RPI 659
#2.1
07/27/1982
RPI 614
#18.2
10/16/1990
RPI 1037
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Same category
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