Heather E. Clarke has been granted 10 US patents while listed as an inventor at Cabot . The first was granted in 2015 and the most recent in August 2022. Heather E. Clarke ranks #481,000 of 4,157,543 US inventors in our database (top 11.6%). Patent records list Heather E. Clarke in Lancaster, MA, US.
Patents per Year Patents granted per year, 2015 to 2022 Bar chart with a peak of 2 patents in 2015. peak 2 2015: 2 patents 2015 2016: 1 patents 2016 2018: 2 patents 2018 2019: 2 patents 2019 2020: 1 patents 2020 2021: 1 patents 2021 2022: 1 patents 2022
Issued Patents All Time
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Showing 1–10 of 10 patents
Patent # Title Co-Inventors Date Approx Value ⓘ
11427557 Synergists for quinacridone magenta pigments Alexander I. Shakhnovich 2022-08-30
$26,856,000
10954402 Inkjet ink compositions Jinqi Xu , Jodi A. Bates , Tianqi Liu , Paul S. Palumbo 2021-03-23
$12,414,000
10842797 Nutraceutical co-crystal compositions Michael J. Zaworotko , Arora Kapildev , Padmini KAVURU , Roland Douglas Shytle , Twarita Pujari +2 more 2020-11-24
10376521 Nutraceutical co-crystal compositions Michael J. Zaworotko , Arora Kapildev , Padmini KAVURU , Roland Douglas Shytle , Twarita Pujari +2 more 2019-08-13
10233342 Polymers for inkjet ink compositions Jinqi Xu , Paul S. Palumbo , Andrea Lebed , Alexander Shaknovich , Tianqi Liu 2019-03-19
$15,017,000
10138388 Polymers for inkjet ink compositions Jinqi Xu , Paul S. Palumbo , Andrea Lebed , Alexander Shaknovich , Tianqi Liu 2018-11-27
$15,702,000
9896583 High structure carbon blacks Andrew P. Dikan , Stephane F. Rouanet , Bruce E. MacKay , Danny Pierre 2018-02-20
$18,973,000
9388300 High structure carbon blacks Andrew P. Dikan , Stephane F. Rouanet , Bruce E. MacKay , Danny Pierre 2016-07-12
$18,964,000
9056991 Polymeric pigment systems and methods — 2015-06-16
$6,481,000
9056994 High structure carbon blacks Andrew P. Dikan , Stephane F. Rouanet , Bruce E. MacKay , Danny Pierre 2015-06-16
$6,481,000