Concessão da patente
#16.1
06/28/1983
RPI 662
The letters patent expired on 04/25/1995: 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: 06/28/1983. We update with every new RPI gazette, published weekly.
Applicants
American Flange & Manufacturing Co. Inc.
US
Inventors
D. D. (pessoa física)
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
06/28/1983
RPI 662
#13.1
03/15/1983
RPI 647
#9.1
10/26/1982
RPI 627
#6.1
03/16/1982
RPI 595
#21.1
04/25/1995
RPI 1273
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