22.6
04/16/1985
RPI 756
Progress at the INPI
- Filing11/22/77
- Publication
- Examination
- Allowance
- Grant06/29/82
- In force11/22/92
The patent was granted on 06/29/1982 and is in force until 11/22/1992. Until then, no one may make, use or sell the invention in Brazil without the owner's authorisation.
Protection valid until:11/22/1992
Latest action published by the INPI: 04/16/1985. We update with every new RPI gazette, published weekly.
Applicants and inventors
Applicants
ANLUZ ELETRO METALURG LTD
Inventors
D. A. (pessoa física)
Technical data
IPC Classification
Prosecution history
Publications in the Brazilian Industrial Property Gazette (RPI).
Cessão de direito de exploração
#22.1
02/26/1985
RPI 749
200
03/15/1983
RPI 647
Pedido de licença voluntária
#17.1
09/08/1982
RPI 620
Concessão da patente
#16.1
06/29/1982
RPI 610
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