US3244596A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Coated medicinal agents and coating compositions therefor
Assignee: University of Iowa
•
Filing: 1962-10-18
•
Granted: 1966-04-05
•
Expires: 1982-10-18
Abstract
No abstract record available.
Inventors
- 👤 Lach John Louis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 10:50
CPC Classifications
A; A61; A61K; A61K9/00; A61K9/20; A61K9/28; A61K9/2806; A61K9/2833; A61K9/2853; A61K9/282
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2071511A
Cited
US2731481A
Cited
US2714084A
Cited
US2793220A
Cited
US2793219A
Cited
US3043747A
Cited
US3062720A
Cited
US3097144A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-04-04 | 1969-10-04 | 1970-04-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-04-04 | 1973-10-04 | 1974-04-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-04-04 | 1977-10-04 | 1978-04-05 | $7700.00 | Window Closed / Lapsed |