13.2
09/26/1989
RPI 988
Application data
Number
PI8300824Type
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: 09/26/1989. We update with every new RPI gazette, published weekly.
Applicants
C. C. (pessoa física)
US
Inventors
C. M. (pessoa física)
US
C. J. (pessoa física)
US
E. B. (pessoa física)
US
R. B. (pessoa física)
US
U. S. (pessoa física)
US
IPC Classification
Priority claims
US
351.348 · 02/22/1982
US
384.077 · 06/01/1982
Publications in the Brazilian Industrial Property Gazette (RPI).
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03/25/1986
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11/16/1983
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04/05/1983
RPI 650
#21.1
Patente extinta em 21/02/98
07/01/2008
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