Modified catalase, a composition thereof and process for preparing the catalase
US6313201A · kind A · utility
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19Claims
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Key dates
| Filing date | Dec 22, 1998 |
| Grant date | Nov 6, 2001 |
| Priority date | — |
| Expiry date | Dec 22, 2018 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K47/60
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
A composition is provided which comprises catalase modified with a copolymer (A) and a second copolymer, i.e., copolymer (B). The copolymer (A) comprises an alkenyl ether, maleic anhydride, and at least one monomer selected from the group consisting of unsaturated carboxylic acid, vinyl compound and olefin, and copolymer (B) consists of an ethylenically unsaturated monomer and a monomer selected from the group consisting of a monomer having a carboxyl group and a monomer having an acid anhydride group, or a salt of the copolymer (B).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.