20.4
06/28/1988
RPI 923
Application data
Number
PI8201543Type
Filing
Publication
The patent was granted on 08/25/1987 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.
Talk to a specialistLatest action published by the INPI: 06/28/1988. We update with every new RPI gazette, published weekly.
Applicants
A. C. (pessoa física)
US
A. C. (pessoa física)
Inventors
J. W. (pessoa física)
US
IPC Classification
Priority claims
US
245.837 · 03/20/1981
Publications in the Brazilian Industrial Property Gazette (RPI).
06/28/1988
RPI 923
#20.1
06/21/1988
RPI 922
#16.1
08/25/1987
RPI 879
#9.1
03/17/1987
RPI 856
#6.1
04/29/1986
RPI 810
#6.1
07/30/1985
RPI 771
#4.1
02/12/1985
RPI 747
#3.1
02/08/1983
RPI 642
#2.1
05/04/1982
RPI 602
#18.2
02/11/1992
RPI 1106
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