Patent 5246849 Issued on September 21, 1993. Estimated Expiration Date: March 19, 2011. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.
435/220, Derived from bacteria8/137, CLEANING OR LAUNDERING435/219, Proteinase435/221, Bacteria is bacillus435/222, Bacillus subtilus or bacillus lichenoformis510/306, Proteolytic enzyme510/320, Enzyme component of specific activity or source (e.g., protease, of bacterial origin, etc.)510/321, Liquid composition (e.g., slurry, etc.)510/392, Enzyme component of specific activity or source (e.g., protease, of bacterial origin, etc.)510/530Enzyme composition
The invention relates to subtilisin enzymes which have been modified by mutating a nucleotide sequence (gene) coding for the subtilisin. The modified subtilisin enzymes have enhanced thermal stability.
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March 19, 2011. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.
