US3666627A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of stabilizing enzymes
Assignee: Corning Glass Works
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Filing: 1968-10-14
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Granted: 1972-05-30
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Expires: 1988-10-14
Abstract
Abstract THIS INVENTION RELATES TO AN IMPROVED METHOD OF STABILIZING ENZYMES BY BONDING THE ENZYMES TO INORGANIC CARRIERS IN THE PRESENCE OF THEIR SUBSTRATES WHEREBY THE ENZYMES BECOME INSOLUBILIZED; AND THE PRODUCT FORMED BY THE METHOD.
Inventors
- 👤 Ralph A Messing
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 05:54
CPC Classifications
C; C12; C12N; C12N11/00; C12N11/18; C11; C11D; C11D3/00; C11D3/16; C11D3/38; C11D3/386; C11D3/38672; C12N11/14
Claims Analysis
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1975-05-30 | 1975-11-29 | 1976-05-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-05-30 | 1979-11-29 | 1980-05-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-05-30 | 1983-11-29 | 1984-05-30 | $7700.00 | Window Closed / Lapsed |