Concessão da patente
#16.1
05/27/1986
RPI 814
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: 05/27/1986. We update with every new RPI gazette, published weekly.
Applicants
ROHM & HAAS
Inventors
C. P. (pessoa física)
C. B. (pessoa física)
I. E. (pessoa física)
N. J. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
05/27/1986
RPI 814
#9.1
10/15/1985
RPI 782
#6.1
11/27/1984
RPI 736
#6.1
01/31/1984
RPI 693
#4.1
08/24/1982
RPI 618
#21.1
04/25/1995
RPI 1273
From the same holder
Same category
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