Concessão da patente
#16.1
06/30/1987
RPI 871
The patent was granted on 06/30/1987 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: 06/30/1987. We update with every new RPI gazette, published weekly.
Applicants
Uniroyal Chemical Company, Inc.
US
Inventors
E. H. (pessoa física)
US
IPC Classification
Priority claims
US
6.406 · 01/25/1979
US
924.105 · 07/12/1978
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
06/30/1987
RPI 871
#13.1
03/04/1987
RPI 854
#9.1
09/30/1986
RPI 832
#6.1
11/26/1985
RPI 788
#6.1
01/15/1985
RPI 743
#7.1
08/09/1983
RPI 668
04/06/1982
RPI 598
#18.2
07/27/1993
RPI 1182
#20.1
02/26/1991
RPI 1056
From the same holder
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.