US664260A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Manufacture of starch.
Assignee: WILLIAM HAMLIN
•
Filing: 1897-09-29
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Granted: 1900-12-18
•
Expires: 1917-09-29
Abstract
No abstract record available.
Inventors
- 👤 Thomas Gaunt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 18:51
CPC Classifications
F; F26; F26B; F26B17/00; F26B17/02; F26B17/10; F26B17/101; F26B17/102; F26B2210/00; F26B2210/16
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) | 1903-12-18 | 1904-06-18 | 1904-12-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1907-12-18 | 1908-06-18 | 1908-12-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1911-12-18 | 1912-06-18 | 1912-12-18 | $7700.00 | Window Closed / Lapsed |