Concessão da patente
#16.1
07/01/1980
RPI 506
Progress at the INPI
- Filing08/13/74
- Publication
- Examination
- Allowance
- Grant07/01/80
- Expired11/17/92
The letters patent expired on 11/17/1992: 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: 07/01/1980. We update with every new RPI gazette, published weekly.
Applicants and inventors
Applicants
Probat-Werke Von Gimvorn & Co. Kg.
DE
Inventors
E. B. (pessoa física)
Technical data
IPC Classification
No IPC classification.
Prosecution history
Publications in the Brazilian Industrial Property Gazette (RPI).
Carta-patente expirada
#21.1
11/17/1992
RPI 1146
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