Pedido de licença compulsória
#20.1
05/31/1988
RPI 919
The letters patent expired on 05/31/1994: 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: 05/31/1988. We update with every new RPI gazette, published weekly.
Applicants
Caterpillar Tractor Co.
US
Inventors
H. D. (pessoa física)
M. C. (pessoa física)
Publications in the Brazilian Industrial Property Gazette (RPI).
#20.1
05/31/1988
RPI 919
05/31/1988
RPI 919
#20.2
04/12/1988
RPI 912
#16.1
01/31/1984
RPI 693
#13.1
09/27/1983
RPI 675
#9.1
05/31/1983
RPI 658
#4.1
09/28/1982
RPI 623
#21.1
05/31/1994
RPI 1226
From the same holder
Same category
Patent monitoring
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