Conhecimento de parecer técnico
#7.1
10/31/1989
RPI 993
Application data
Number
PI8504078Type
Filing
Publication
The patent was granted on 05/25/1993 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.
Talk to a specialistLatest action published by the INPI: 10/31/1989. We update with every new RPI gazette, published weekly.
Applicants
Tennant Company
US
Inventors
R. W. (pessoa física)
US
IPC Classification
Priority claims
US
644.615 · 08/27/1984
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