Leonid Romanovich Ptitsyn

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L-arginine producing Escherichia coli and method of...

Chemistry: molecular biology and microbiology – Micro-organism – tissue cell culture or enzyme using process... – Preparing alpha or beta amino acid or substituted amino acid...
Reexamination Certificate

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L-arginine producing Escherichia coli and method of...

Chemistry: molecular biology and microbiology – Micro-organism – tissue cell culture or enzyme using process... – Preparing alpha or beta amino acid or substituted amino acid...
Reexamination Certificate

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Mutant N -acetylglutamate synthase and method for...

Chemistry: molecular biology and microbiology – Micro-organism – tissue cell culture or enzyme using process... – Preparing alpha or beta amino acid or substituted amino acid...
Reexamination Certificate

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Mutant carbamoylphosphate synthetase and method for...

Chemistry: molecular biology and microbiology – Micro-organism – tissue cell culture or enzyme using process... – Preparing alpha or beta amino acid or substituted amino acid...
Reexamination Certificate

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Mutant carbamoylphosphate synthetase and method for...

Chemistry: molecular biology and microbiology – Enzyme – proenzyme; compositions thereof; process for...
Reexamination Certificate

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Profile ID: LFUS-PAI-P-2730969

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