Assignee
FIDELITY UNION TRUST COMPANY E
3 granted patents·51 citations·filing 1974–1977
Top patents by PatentIndex Score
3 records- 0189US4140684AAzo dyes having a 6-hydroxy-pyridone-2 coupling component radical having a substituent in the 1-positionFIDELITY UNION TRUST COMPANY E·Filed 1975·Granted Feb 20, 1979·31 cites·16 claims
- 0274US3998803A5-arylazo-6-hydroxy-pyridone-2 dyes containing an amino or substituted amino groupFIDELITY UNION TRUST COMPANY E·Filed 1974·Granted Dec 21, 1976·11 cites·18 claims
- 0371US4149851AConcentrated aqueous dye compositions containing a low molecular weight amideFIDELITY UNION TRUST COMPANY E·Filed 1977·Granted Apr 17, 1979·9 cites·20 claims
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