13.2
11/07/1989
RPI 994
Application data
Number
PI8301562Type
Filing
Publication
The patent was granted on 03/20/1990 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: 11/07/1989. We update with every new RPI gazette, published weekly.
Applicants
Elkem Metals Company
US
Inventors
P. B. (pessoa física)
US
P. T. (pessoa física)
US
R. F. (pessoa física)
US
T. M. (pessoa física)
US
Publications in the Brazilian Industrial Property Gazette (RPI).
11/07/1989
RPI 994
#13.1
09/12/1989
RPI 986
#9.1
08/15/1989
RPI 982
#6.1
01/03/1989
RPI 950
#7.1
04/29/1986
RPI 810
#6.1
11/27/1984
RPI 736
#4.1
02/14/1984
RPI 695
#3.1
12/06/1983
RPI 685
#2.1
05/10/1983
RPI 655
#18.2
12/17/1996
RPI 1359
#16.1
03/20/1990
RPI 1010
#13.1
01/02/1990
RPI 1000
From the same holder
Same category
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