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Wayland, MA, United States of America

Mark H Challant

Average Co-Inventor Count = 1.00

ph-index = 6

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.

Forward Citations = 132

Mark H ChallantMark H Challant (7 patents)
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Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. E.s. Originals, Inc. (7 from 53 patents)


7 patents:

1. D482191 - Stitching rows

2. D481853 - Staggered eyelets

3. 6192605 - Welted shoe construction and method

4. D413714 - Shoe sole

5. D413012 - Outsole

6. D331826 - Rear entry boot

7. D326769 - Footwear sole

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as of
12/11/2025
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