US3457336A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of forming granules from molten droplets
Assignee: Fisons Fertilizers Ltd
•
Filing: 1966-03-24
•
Granted: 1969-07-22
•
Expires: 1986-03-24
Abstract
No abstract record available.
Inventors
- 👤 Gordon John Harris
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 14:01
CPC Classifications
B; B01; B01J; B01J2/00; B01J2/02; B01J2/04; B07; B07B; B07B7/00; B07B7/01
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1972-07-21 | 1973-01-20 | 1973-07-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-07-21 | 1977-01-20 | 1977-07-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-07-21 | 1981-01-20 | 1981-07-22 | $7700.00 | Window Closed / Lapsed |