Carta-patente expirada
#21.1
Patente extinta em 20/12/1999 conforme o disposto no artigo 24 da Lei 5772/71 (CPI).
11/20/2001
RPI 1611
The letters patent expired on 11/20/2001: 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: 11/20/2001. We update with every new RPI gazette, published weekly.
Applicants
D. L. (pessoa física)
SC, BR
Inventors
D. L. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#21.1
Patente extinta em 20/12/1999 conforme o disposto no artigo 24 da Lei 5772/71 (CPI).
11/20/2001
RPI 1611
Referente a 7ª anuidade recolhida a menor.
09/08/1999
RPI 1496
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RPI 1214
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RPI 1185
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