Publicação do pedido de patente
#3.1
11/01/1988
RPI 941
Application data
Number
PI8801426Type
Filing
Publication
The letters patent expired on 09/02/2008: 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: 11/01/1988. We update with every new RPI gazette, published weekly.
Applicants
A. C. (pessoa física)
US
A. C. (pessoa física)
US
E. C. (pessoa física)
US
Q. C. (pessoa física)
US
Inventors
B. B. (pessoa física)
US
J. D. (pessoa física)
US
Publications in the Brazilian Industrial Property Gazette (RPI).
#3.1
11/01/1988
RPI 941
#2.1
07/05/1988
RPI 924
#21.1
Patente extinta em 29/03/2003
09/02/2008
RPI 1965
#25.1
Transferido de: Albemarle Corporation
11/07/2000
RPI 1557
#25.1
Transferido de: Ethyl Corporation
10/10/2000
RPI 1553
#16.1
04/30/1996
RPI 1326
#9.1
09/12/1995
RPI 1293
#6.1
01/17/1995
RPI 1259
12/31/1991
RPI 1100
#5.1
06/11/1991
RPI 1071
#4.1
03/19/1991
RPI 1059
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