Concessão da patente
#16.1
03/28/1989
RPI 962
Application data
Number
PI8303463Type
Filing
Publication
The letters patent expired on 07/01/2008: 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: 03/28/1989. We update with every new RPI gazette, published weekly.
Applicants
Duracell International Inc.
US
Inventors
D. H. (pessoa física)
IPC Classification
Priority claims
GB
8218803 · 06/29/1982
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