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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Pascal Leplatois — 7 Patents

SASanofi: 6 patents #253 of 1,881Top 15%
UNUnknown: 1 patents #29,356 of 83,584Top 40%
Castres, FR: #36 of 207 inventorsTop 20%
Overall (All Time): #680,018 of 4,157,543Top 20%
7 Patents All Time
Pascal Leplatois has been granted 7 US patents while listed as an inventor at Sanofi. The first was granted in 1990 and the most recent in July 1997. Pascal Leplatois ranks #680,018 of 4,157,543 US inventors in our database (top 16.4%). Patent records list Pascal Leplatois in Castres, FR.

Patents per Year

Patents granted per year, 1990 to 1997Bar chart with a peak of 2 patents in 1994.peak 21990: 1 patents19901994: 2 patents19941995: 2 patents19951996: 1 patents19961997: 1 patents1997

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
5652123 Protein having interleukin 13 activity, recombinant DNA coding for this protein, transformed cells and microorganisms Daniel Caput, Pascual Ferrara, Jean-Claude Guillemot, Mourad Kaghad, Christine Labit-Le Bouteiller +2 more 1997-07-29
5541098 Urate oxidase activity protein, recombinant gene coding therefor, expression vector, micro-organisms and transformed cells Daniel Caput, Pascual Ferrara, Jean-Claude Guillemot, Mourad Kaghad, Richard Legoux +5 more 1996-07-30
5407822 Artificial promoter for the expression of proteins in yeast Gerard Loison, Bernard Pessegue, David Shire 1995-04-18
5382518 Urate oxidase activity protein, recombinant gene coding therefor, expression vector, micro-organisms and transformed cells Daniel Caput, Pascual Ferrara, Jean-Claude Guillemot, Mourad Kaghad, Richard Legoux +5 more 1995-01-17
5284768 Signal peptide, DNA sequences coding for the latter, expression vectors carrying one of these sequences, gram-negative bacteria transformed by these vectors, and process for the periplasmic production of a polypeptide Richard Legoux, Evelyne Joseph-Liauzun, Gerard Loison 1994-02-08
5279947 DNA sequence participating in the regulation of the expression of a DNA sequence coding for a precursor of a polypeptide, expression vectors and process for the periplasmic production of the polypeptide Richard Legoux, Evelyne Joseph-Liauzun 1994-01-18
4945047 Microbiological process for the preparation of a protein by culturing a mutant bacterial strain Richard Legoux, Evelyne L. Joseph, Brigitte Niaudet, Willem Roskam, deceased 1990-07-31