Carta-patente expirada
#21.1
Patente extinta em 14/05/2013
07/30/2013
RPI 2221
The letters patent expired on 07/30/2013: 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: 07/30/2013. We update with every new RPI gazette, published weekly.
Applicants
Termolar S/A
RS, BR
Inventors
J. B. (pessoa física)
BR
IPC Classification
Abstract
"DISPOÇÃO CONSTRUTIVA EM GARRAFA ISOTÉRMICA". No filete de rosca (02)de uma garrafa de "Dewar" metálica (01) atarraxa-se o corpo anelar(03) da alça(07), no qual atarraxa-se a tampa-copo(09). No filete de rosca interna do gargalo(10) atarraxa-se o bocal(11), onde atarraxa-se a tampa(20).
Publications in the Brazilian Industrial Property Gazette (RPI).
#21.1
Patente extinta em 14/05/2013
07/30/2013
RPI 2221
#16.1
12/21/2004
RPI 1772
#9.1
08/24/2004
RPI 1755
#6.1
06/15/2004
RPI 1745
#3.1
01/25/2000
RPI 1516
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