US3795585A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for manufacture of alpha-galactosidase
Assignee: National Institute of Advanced Industrial Science and Technology
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Filing: 1972-08-31
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Granted: 1974-03-05
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Expires: 1992-08-31
Abstract
Abstract A HIGHER FATTY ACID, A HIGHER ALCOHOL, A HIGHER ALDEHYDE OR A FUNCTIONAL DERIVATIVE THEREOF HAVING 12 OR MORE CARBON ATOMS IS INCORPORATED AS AN AGENT FOR ACCELERATING THE FORMATION OF A-GALACTOSIDASE INTO A BASIC CULTURES MEDIUM CONTAINING CARBON SOURCES, NITROGEN SOURCES AND INORGANIC SALTS. WHEN AN A-GALACTOSIDASE PRODUCING MOLD IS CULTURED IN THE CULTURE MEDIUM THUS PREPARED, AGALACTOSIDASE IS PRODUCED IN HIGH YIELDS IN A SHORT PERIOD OF CULTURING TIME.
Inventors
- 👤 H Suzuki
- 👤 H Kobayashi
- 👤 A Kamibayashi
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 00:04
CPC Classifications
C; C12; C12N; C12N9/00; C12N9/14; C12N9/24; C12N9/2402; C12N9/2465; Y; Y10; Y10S; Y10S435/00; Y10S435/8215; Y10S435/911
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) | 1977-03-04 | 1977-09-03 | 1978-03-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-03-04 | 1981-09-03 | 1982-03-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-03-04 | 1985-09-03 | 1986-03-05 | $7700.00 | Window Closed / Lapsed |