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US13628A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gustavus weissenborn
Assignee: —
•
Filing: —
•
Granted: 1855-10-02
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Expires: 1872-10-02
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 06:43
CPC Classifications
C; C02; C02F; C02F1/00; C02F1/02; C02F1/025
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) | 1858-10-01 | 1859-04-02 | 1859-10-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1862-10-01 | 1863-04-02 | 1863-10-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1866-10-01 | 1867-04-02 | 1867-10-02 | $7700.00 | Window Closed / Lapsed |