Average Co-Inventor Count = 3.08
ph-index = 12
The patent ph-index is calculated by counting the number of publications for which an author has been cited by other authors at least that same number of times.
Company Filing History:
1. Helene Curtis, Inc. (14 from 140 patents)
2. Unilever Home and Personal Care Usa, Division of Conopco, Inc. (7 from 755 patents)
3. Unilever Home & Personal Care USA (1 from 37 patents)
22 patents:
1. 6770103 - Method and composition for the gradual permanent coloring of hair
2. 6758867 - Gradual permanent coloring of hair using dye intermediates in a shampoo base
3. 6736860 - Gradual permanent coloring of hair using dye intermediates dissolved in alkaline water with fatty alcohol
4. 6736861 - Method and composition for the gradual permanent coloring of hair
5. 6726729 - Gradual permanent coloring of hair using dye intermediates in a shampoo base
6. 6709468 - Gradual permanent coloring of hair using dye intermediates in alkaline water which contains quaternary ammonium compounds
7. 6685952 - Personal care compositions and methods-high internal phase water-in-volatile silicone oil systems
8. 6660254 - Leave-in foaming composition for conditioning, lightening and highlighting hair
9. 6572844 - Method for lightening and highlighting hair
10. 6274126 - Composition for lightening and highlighting hair
11. 6113892 - Compositions for cleansing, conditioning and moisturizing hair and skin
12. 6022547 - Rinse-off water-in-oil-in-water compositions
13. 5968486 - Composition for lightening and highlighting hair
14. 5665267 - Shampoo compositions and suspending agent therefor
15. 5656280 - Water-in-oil-in-water compositions