US3445563A
Expired / Lapsed
US
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Process of preparing vitamin-containing gelled aqueous colloid beads
Assignee: Glaxo Laboratories Ltd
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Filing: 1966-05-23
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Granted: 1969-05-20
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Expires: 1986-05-23
Abstract
No abstract record available.
Inventors
- 👤 John Brian Clegg
- 👤 Leonard Godfrey Elliott
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:23
CPC Classifications
B; B01; B01J; B01J2/00; B01J2/30; A; A61; A61K; A61K31/00; A61K31/59; B01J2/006; B01J2/02; B01J2/04; C; C09; C09H; C09H9/00; C09H9/04; Y; Y10; Y10S; Y10S159/00; Y10S159/11; Y10T; Y10T428/00; Y10T428/29; Y10T428/2982; Y10T428/2989
Claims Analysis
Total Claims: 0
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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) | 1972-05-19 | 1972-11-18 | 1973-05-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-05-19 | 1976-11-18 | 1977-05-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-05-19 | 1980-11-18 | 1981-05-20 | $7700.00 | Window Closed / Lapsed |