US1216554A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process of granulating and drying sugar.
Assignee: Individual
•
Filing: 1915-11-10
•
Granted: 1917-02-20
•
Expires: 1935-11-10
Abstract
No abstract record available.
Inventors
- 👤 Godfrey Engel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 23:38
CPC Classifications
C; C13; C13B; C13B40/00; C13B40/002; F; F26; F26B; F26B21/00; F26B21/30; F26B21/33; F26B21/331
Claims Analysis
Total Claims: 0
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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) | 1920-02-20 | 1920-08-21 | 1921-02-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1924-02-20 | 1924-08-21 | 1925-02-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1928-02-20 | 1928-08-21 | 1929-02-20 | $7700.00 | Window Closed / Lapsed |