US3767535A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of reacting an insolubilized enzyme in a fluid medium
Assignee: Corning Glass Works
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Filing: 1971-06-14
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Granted: 1973-10-23
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Expires: 1991-06-14
Abstract
Abstract Facilitating action of a particulate catalyst such as an insolubilized enzyme in a fluid medium by conducting the catalytic action while the particulate catalyst is in foraminous containers attached to a rotatable and/or reciprocatable stirrer shaft.
Inventors
- 👤 N Havewala
- 👤 H Weetall
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 16:35
CPC Classifications
B; B01; B01J; B01J8/00; B01J8/08; B01J8/10; Y; Y10; Y10S; Y10S435/00; Y10S435/813
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
20 words
The method of claim 1 wherein the carrier to which the enzyme is chemically coupled consists of porous glass particles.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1976-10-22 | 1977-04-23 | 1977-10-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-10-22 | 1981-04-23 | 1981-10-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-10-22 | 1985-04-23 | 1985-10-23 | $7700.00 | Window Closed / Lapsed |