Concessão da patente
#16.1
03/29/1983
RPI 649
The patent was granted on 03/29/1983 and later terminated. Protection ended before the full term and the technology is in the public domain in Brazil.
Talk to a specialistLatest action published by the INPI: 03/29/1983. We update with every new RPI gazette, published weekly.
Applicants
PILKINGTON BROTHERS LTD
Inventors
L. M. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
03/29/1983
RPI 649
#13.1
01/11/1983
RPI 638
#9.1
09/08/1982
RPI 620
#6.1
01/26/1982
RPI 588
07/06/1993
RPI 1179
#21.1
06/29/1993
RPI 1178
03/05/1991
RPI 1057
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.