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Eric Duprey — 5 Patents

Shell Oil Compny: 5 patents #661 of 4,423Top 15%
Elbeuf, FR: #12 of 110 inventorsTop 15%
Overall (All Time): #907,971 of 4,157,543Top 25%
5 Patents All Time
Eric Duprey has been granted 5 US patents while listed as an inventor at Shell Oil Compny. The first was granted in 2003 and the most recent in December 2009. Eric Duprey ranks #907,971 of 4,157,543 US inventors in our database (top 21.8%). Patent records list Eric Duprey in Elbeuf, FR.

Patents per Year

Patents granted per year, 2003 to 2009Bar chart with a peak of 1 patents in 2003.peak 12003: 1 patents20032006: 1 patents20062007: 1 patents20072008: 1 patents20082009: 1 patents2009

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
7638037 Process for the preparation of a lubricant Gerard Benard, Patrick Moureaux, Johannes Anthonius Robert Van Veen 2009-12-29
7344633 Process to prepare a base oil having a high saturates content Marc Collin 2008-03-18
7261806 Process to prepare a base oil from slack-wax Gerard Benard, Johannes Anthonius Robert Van Veen 2007-08-28
7132043 Process to prepare a lubricating base oil Jean-Paul Fattaz, Roland A. C. Garin, Patrick Moureaux 2006-11-07
6576120 Catalytic dewaxing process Carolus Maria Van Ballegoy, Edward Julius Creyghton, Jean-Paul Darnanville, Laurent Georges Huve, Carolus Matthias Anna Maria Mesters +2 more 2003-06-10

Frequent Collaborators

Gerard Benard2 shared
Patrick Moureaux2 shared
Johannes Anthonius Robert Van Veen2 shared
Carolus Matthias Anna Maria Mesters1 shared
Carolus Maria Van Ballegoy1 shared
Maria Barbara Hendrica Crijnen-Van Beers1 shared

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