Inventor · disambiguated record
Floyd G. Spence
Also filed as: SPENCE FLOYD G
6 granted patents·19 citations·filing 1981–1988
78Inventor score
Top patents by PatentIndex Score
6 records- 0150US4885386AProcess for the synthesis of 3-chloro-2,4,5-trifluorobenzoic acidWARNER LAMBERT CO·Filed 1988·Granted Dec 5, 1989·5 cites·12 claims
- 0243US4944806ARigmentary salt of a triphenylmethane compound and process for making sameBASF CORP·Filed 1987·Granted Jul 31, 1990·4 cites·15 claims
- 0341US4824610AColorants for ball-point pen and ribbon inksBASF CORP·Filed 1987·Granted Apr 25, 1989·3 cites·10 claims
- 0428US4952677AAzo colorants for ball point pen and ribbon inksBASF CORP·Filed 1988·Granted Aug 28, 1990·2 cites·2 claims
- 0526US4800043AColorants for ball point pen and ribbon inks derived from pararosaniline process residueBASF CORP·Filed 1987·Granted Jan 24, 1989·2 cites·10 claims
- 0622US4426291ASolvent extraction of nitrated organic compounds from aqueous solutionsBASF WYANDOTTE CORP·Filed 1981·Granted Jan 17, 1984·3 cites·14 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →