Concessão da patente
#16.1
06/30/1987
RPI 871
Application data
Number
PI8300207Type
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: 06/30/1987. We update with every new RPI gazette, published weekly.
Applicants
Jervis B. Webb International Company
US
Inventors
D. A. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
06/30/1987
RPI 871
#13.1
12/23/1986
RPI 844
#9.1
09/02/1986
RPI 828
#4.1
10/08/1985
RPI 781
#3.1
10/11/1983
RPI 677
#2.1
03/01/1983
RPI 645
#21.1
Patente extinta em 17/01/98
07/01/2008
RPI 1956
From the same holder
Same category
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