US3549614A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of manufacture of mixed complex compounds of ferric iron with hydrogenated dextran and citric acid or sodium citrate
Assignee: Individual
•
Filing: 1968-07-09
•
Granted: 1970-12-22
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Expires: 1988-07-09
Abstract
No abstract record available.
Inventors
- 👤 Jan Zbigniew Mioduszewski
- 👤 Mieczyslawa Helen Mioduszewska
- 👤 Andrzej Januariusz Kornacki
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 01:13
CPC Classifications
C; C08; C08B; C08B37/00; C08B37/0006; C08B37/0009; C08B37/0021; A; A61; A61K; A61K31/00; A61K31/28; A61K31/295; A61K33/00; A61K33/24; A61K33/26
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3000872A
Cited
US3234209A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-12-21 | 1974-06-22 | 1974-12-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-12-21 | 1978-06-22 | 1978-12-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-12-21 | 1982-06-22 | 1982-12-22 | $7700.00 | Window Closed / Lapsed |