TREA

Heidrun Bertram

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  • Grossauheim, DT
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Patents Grantslast 30 patents

  • Information Patent Grant

    Fodder for cows
    • Patent number 4,073,945
    • Issue date Feb 14, 1978
    • Deutsche Gold- und Silber-Scheideanstalt vormals Roessler
    • Heidrun Bertram
    • A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
  • Information Patent Grant

    Food and fodder additive
    • Patent number 4,056,658
    • Issue date Nov 1, 1977
    • Deutsche Gold- und Silber-Scheideanstalt vormals Roessler
    • Heidrun Bertram
    • A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
  • Information Patent Grant

    Feed additive for ruminants
    • Patent number 4,044,169
    • Issue date Aug 23, 1977
    • Duetsche Gold- und Silber-Scheideanstalt vormals Roessler
    • Heidrun Bertram
    • A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
  • Information Patent Grant

    Preservative for fodder, mixed fodder and silage
    • Patent number 4,042,716
    • Issue date Aug 16, 1977
    • Deutsche Gold- und Silber-Scheideanstalt vormals Roessler
    • Heidrun Bertram
    • A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
  • Information Patent Grant

    Feed additive for ruminants
    • Patent number 3,968,253
    • Issue date Jul 6, 1976
    • Deutsche Gold- und Silber-Scheideanstalt vormals Roessler
    • Heidrun Bertram
    • A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES